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<front>
<journal-meta>
<journal-id journal-id-type="issn">1467-9744</journal-id>
<journal-title-group>
<journal-title>Zygon: Journal of Religion and Science</journal-title>
</journal-title-group>
<issn pub-type="epub">1467-9744</issn>
<publisher>
<publisher-name>Open Library of Humanities</publisher-name>
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<article-id pub-id-type="doi">10.16995/zygon.27245</article-id>
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<subject>Article</subject>
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<title-group>
<article-title>Intelligibility, Scientific Explanation, and the Metaphysical Space of the Science&#8211;Religion Debate</article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname>Pickles</surname>
<given-names>Charles</given-names>
<prefix>Dr</prefix>
</name>
<email>charlespickles05@gmail.com</email>
<xref ref-type="aff" rid="aff-1">1</xref>
</contrib>
</contrib-group>
<aff id="aff-1"><label>1</label>Independent Researcher in Philosophy and Science and Religion, Scotland, UK</aff>
<pub-date publication-format="electronic" date-type="pub" iso-8601-date="2026-09-30">
<day>30</day>
<month>09</month>
<year>2026</year>
</pub-date>
<pub-date pub-type="collection">
<year>2026</year>
</pub-date>
<volume>61</volume>
<issue>3</issue>
<fpage>862</fpage>
<lpage>879</lpage>
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<copyright-statement>Copyright: &#x00A9; 2026 The Author(s)</copyright-statement>
<copyright-year>2026</copyright-year>
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<abstract>
<p>Contemporary work on science and religion no longer relies on simple models of conflict, separation, or accommodation. Recent scholarship has become increasingly attentive to the historical contingencies of both &#8220;science&#8221; and &#8220;religion,&#8221; to the plurality of scientific practices, and to the philosophical and social assumptions that shape their interaction. Yet despite this growing sophistication, much of the debate continues to begin from an unexamined starting point: the intelligibility of empirical inquiry itself. Rather than proposing a new model of relation, this article shifts attention to a more basic condition shared by all empirical inquiry: intelligibility. Scientific activity, across its diverse methods and domains, presupposes normative standards of coherence, simplicity, unity, and explanatory adequacy that are not themselves delivered by empirical method. Such normativity is not merely epistemic or pragmatic but rather expresses an ontological structure by virtue of which reality is intelligible at all. Recognizing this structure reframes the science&#8211;religion debate by showing that questions of meaning, value, and purpose do not intrude upon scientific understanding from outside but instead arise from the internal logic of intelligibility itself. This does not yield theological conclusions, but it opens a conceptual horizon within which theological interpretation becomes a natural, though not compulsory, response to an intelligibly ordered world.</p>
</abstract>
</article-meta>
</front>
<body>
<sec>
<title>Introduction</title>
<p>Debates about science and theistic belief are often motivated by a familiar tension. The central questions have typically concerned whether scientific accounts of the natural world leave room for divine action, whether theological claims conflict with empirical description, or whether one domain must ultimately displace or subordinate the other. This familiar picture of science and religion in the Western tradition as rival or adjacent explanatory domains is a relatively recent construction, often traced, among other historical and social developments, to late nineteenth-century formulations of the so-called conflict thesis, most notably in the work of John William Draper (<xref ref-type="bibr" rid="B3">1874</xref>) and Andrew Dickson White (<xref ref-type="bibr" rid="B17">1896</xref>), names now familiar to any scholar of science and religion. Their influential narratives helped to fix the idea that science and religion represent fundamentally opposed ways of understanding the world. Models of the relation since have sought to find ways of managing these two different pictures (<xref ref-type="bibr" rid="B1">Barbour 1998</xref>). Stephen Jay Gould&#8217;s (<xref ref-type="bibr" rid="B6">1997</xref>) notion of &#8220;non-overlapping magisteria,&#8221; for example, worked to defuse this opposition by assigning &#8220;science&#8221; and &#8220;religion&#8221; distinct explanatory jurisdictions, thereby preserving the authority of both while avoiding direct conflict. However, as Paul Tyson (<xref ref-type="bibr" rid="B16">2022</xref>) notes, &#8220;while on the face of it, [all] these approaches could hardly be more divergent, they share a common commitment to the idea that &#8216;science&#8217; and &#8216;religion&#8217; are valid trans-historical categories that capture more or less perennial features of human culture.&#8221;</p>
<p>The present article approaches this landscape from a different starting point. It seeks not to adjudicate between competing explanatory domains but to clarify the conditions under which such domains&#8212;and the debates between them&#8212;are possible. The issue, therefore, is not simply whether the world is intelligible, but what must be the case for there to be anything like a world in which scientific and theological claims can be articulated, evaluated, and disputed at all.</p>
<p>Recent historical work has shown that many of the conceptual categories through which science and religion have been discussed are themselves contingent products of particular intellectual developments rather than stable features of thought (<xref ref-type="bibr" rid="B7">Harrison 2015</xref>, <xref ref-type="bibr" rid="B8">2024</xref>; <xref ref-type="bibr" rid="B9">Harrison and Tyson 2023</xref>). Contemporary science&#8211;religion scholarship has developed a range of subfields, methodologies, and interaction models that move well beyond any simple categorical opposition (<xref ref-type="bibr" rid="B4">Finnegan et al. 2023</xref>; <xref ref-type="bibr" rid="B14">Spencer and Waite 2025</xref>). A distinct field of inquiry has emerged, concerned not only with adjudicating conflicts or compatibilities but with clarifying the conceptual conditions under which scientific and theological understanding can be meaningfully related at all.<xref ref-type="fn" rid="n1">1</xref></p>
<p>In the light of these complex developments, no single methodological starting point can claim priority by default. Nevertheless, because much contemporary science&#8211;religion scholarship treats scientific results and methods as a shared point of reference, one place&#8212;among others&#8212;at which to begin reflection is with how science itself actually operates.</p>
<p>The argument developed here is not a transcendental argument in the usual epistemic sense, concerned with the conditions of knowledge or the justification of belief. Rather, it operates at a prior level, concerning the conditions under which there can be anything like a world available to thought, articulation, and dispute at all. The issue is therefore not simply that the world is intelligible to us but that there can be anything like meaning&#8212;any structured expression capable of being true or false&#8212;through which such intelligibility is articulated. The possibility of even the most minimal act of assertion, denial, or disagreement presupposes a world in which relations, distinctions, and forms are sufficiently determinate to sustain meaning. In this sense, intelligibility is not inferred from experience but recognized as constitutive of there being a world in which anything can be said, including its denial.</p>
<p>At the center of scientific practice lies two working commitments: that reality is intelligible in a specific way accessible via experiment and/or other methods, and that it is so constituted that minds such as ours can stand in various epistemic relations to it&#8212;in such a way that it can be rationally articulated, mathematically expressed, and normatively evaluated by explanatory standards such as coherence, unification, and simplicity. Intelligibility in this sense does not refer merely to human cognitive capacity but to the responsiveness of the world itself to conceptual order and rational description. To take one example among a plethora, consider the opening words of physicist Anthony Zee&#8217;s book <italic>Top Ten Ideas of Physics</italic>. Quoting Albert Einstein as saying that &#8220;[t]he most incomprehensible thing about the world is that it is comprehensible,&#8221; Zee (<xref ref-type="bibr" rid="B18">2025, 1</xref>) goes on to write &#8220;that the world is comprehensible is what motivates physicists. In a lawless universe behaving with neither rhyme nor reason, physics would be impossible.&#8221;</p>
<p>It is important at this point to distinguish the present proposal from familiar critiques of intentionality and agency that treat purposive description as a merely instrumental projection. The argument that will be advanced here does not rest on claims about psychological attribution or folk conceptions of agency. It concerns instead the structural conditions of <italic>any</italic> explanation. Scientific explanation, like any other form of explanation, presupposes norm-governed intelligibility&#8212;standards of coherence, constraint, and explanatory adequacy&#8212;that is not exhausted by the use of intentional language.</p>
<p>It is worth pausing in the light of this to consider the capacity of language itself to sustain rationally governed reference and intentionality, since at least one powerful intuition about the natural world with which science deals presupposes that linguistic statements can be answerable to that world in a nonarbitrary way, that is, that they can succeed or fail in representing reality, and that disagreement is more than a clash of internal, conceptual, or cultural conventions. Even accounts that treat world-pictures as domain-relative or conceptually constructed must still answer a prior question: What kind of reality is capable of sustaining stable, shareable, and norm-governed representational practices at all? Language could not reliably refer to, describe, or explain the world unless the world were already the kind of reality that can be meaningfully addressed. In this sense, intelligibility is not merely expressed through language; it is a condition of the possibility of linguistic intentionality itself.</p>
<p>Physics provides a particularly clear case through which the intelligibility of scientific practice can be observed, even though analogous patterns appear&#8212;differently configured&#8212;across other scientific disciplines. Some of the most decisive advances in modern physics have been guided not primarily by new experimental data but by judgments about intelligibility. Maxwell&#8217;s unification of electricity and magnetism and Einstein&#8217;s formulation of general relativity were driven by demands for mathematical coherence, unification, and conceptual consistency. In both cases, theoretical progress depended upon appeals to explanatory depth and structural unity&#8212;criteria that functioned as normative constraints on what could count as an acceptable description of reality.</p>
<p>These examples illustrate that scientific practice presupposes more than empirical adequacy alone. It presupposes that the world is intelligible in a strong sense: capable of sustaining rational articulation, mathematical structure, and explanatory constraint. Without such intelligibility there would be no stable scientific descriptions of the kind science requires, no coherent explanatory norms, and no meaningful basis for dialogue between scientific and theological accounts of reality. The question of intelligibility is therefore not an optional philosophical supplement to the science&#8211; religion debate. It concerns the very conditions under which scientific and theological questions can be coherently asked and answered, or otherwise. Science does not generate this intelligibility; it operates within it.</p>
<p>The issue, therefore, is not whether scientists project meaning onto nature but whether explanation itself is possible without presupposing an intelligible order that constrains what counts as understanding at all. The claim is not that intelligibility is a condition of our knowledge of the world but that it is a condition of there being a world in which anything can be asserted, denied, or investigated as meaningful at all (<xref ref-type="bibr" rid="B12">Rahner 1978</xref>).<xref ref-type="fn" rid="n2">2</xref></p>
<p>How does this shift in perspective alter the way concrete science&#8211;religion debates are framed in practice? Cosmological fine-tuning provides a particularly clear case. Standard discussions ask why certain physical constants fall within narrow life-permitting ranges, appealing to chance, necessity, multiverse selection, or design. Yet all such approaches already presuppose a deeper condition: that reality admits a mathematically expressible space of possibilities in which parameters can vary and be meaningfully compared. From this perspective, the more fundamental question is not only why particular constants are fine-tuned, but why reality is the kind of world in which fine-tuning is a coherent category at all. It also raises specific questions of interest; why, for example, should there be a world in which there are modal physical possibilities that can issue in finely governed constants? Why, for example, should there be a world in which physical parameters range over a space of modal possibilities capable of yielding finely governed constants rather than a reality in which such values are fixed or brute. This is as much a theological question as a scientific one. Certainly a topic for the science&#8212;religion conversation.</p>
<p>The argument here does not resolve whether fine-tuning should be understood in naturalistic or theological terms. Rather, it draws attention to a prior explanatory question shared by all such accounts: why reality is structured in such a way that fine-tuning constitutes a meaningful explanatory problem in the first place. In this sense, the argument does not bypass fine-tuning debates but rather pressures them from below: it raises the question of whether accounts of chance, necessity, or design are adequate unless they also address the intelligible modal framework within which fine-tuning is even a meaningful explanatory category.</p>
<p>Similar considerations arise within the life sciences, where explanation routinely relies on normative and purposive descriptions that resist reduction to purely mechanical causation. Accounts of homeostasis, functional organization, and regulatory stability describe organisms as maintaining viability through coordinated processes that distinguish success from failure. Such explanations do not merely list causal sequences; they presuppose standards of proper functioning and goal-directed organization. The point is not to import external design into biology but to note that explanatory success here already relies on normative and modal structure. Similar questions to those observed in the earlier fine-tuning example might be excavated from the intelligibility of biological life.<xref ref-type="fn" rid="n3">3</xref></p>
<p>Taken together, these cases suggest that intelligibility is not an accidental accompaniment to scientific explanation but an intrinsic structural feature of anything that is to count as a coherently accessible world. The very idea of scientific practice, among other knowledge-seeking endeavors, is saturated in it. The aim of this article is to make that presupposition explicit and to explore how recognizing intelligibility as ontologically significant can reshape conceptual spaces in which science&#8211;religion debates are conducted. The next section develops this claim by examining the normative character of scientific explanation itself.</p>
</sec>
<sec>
<title>Scientific Explanation and Normativity</title>
<p>Scientific explanation is often characterized as the identification of causal mechanisms operating under lawlike regularities. On this familiar picture, to explain a phenomenon is to subsume it under general laws, specify the processes responsible for its occurrence, or locate it within a broader causal network. While this characterization captures an important dimension of scientific practice, it remains incomplete. Scientific explanation is irreducibly normative.</p>
<p>In actual scientific reasoning, explanations are evaluated as better or worse, deeper or shallower, unified or fragmented. Competing theories may be empirically equivalent while differing substantially in their explanatory virtues. Scientists routinely prefer explanations that exhibit simplicity rather than excessive complication, coherence rather than patchwork adjustment, unification rather than disjointed enumeration, and depth rather than surface correlation. These preferences are not optional aesthetic embellishments added after empirical adequacy has been secured. They function as criteria for what counts as explanation at all.</p>
<p>This normativity is evident across the sciences, despite significant variation in method and evidential practice. Cosmology relies on large-scale theoretical coherence and indirect observational constraints; evolutionary biology combines historical inference with population-level modelling; experimental physics depends upon controlled intervention and replication. There is no single scientific method governing all inquiry. What unites these diverse practices is not methodological uniformity but a shared dependence on intelligibility. Scientific inquiry proceeds in the expectation that phenomena will exhibit structured relations that can be articulated, assessed, and compared as explanations.</p>
<p>Importantly, these evaluative standards cannot be reduced to empirical findings. No experiment demonstrates that simplicity is preferable to complexity or that unified explanations are superior to disunited ones. Nor can such standards be derived straightforwardly from predictive success alone. A model may yield accurate predictions while remaining explanatorily unsatisfying &#8212;overfitted, ad hoc, or lacking unifying insight. Scientific judgment therefore operates within a space of reasons as well as a space of causes. Explanation involves not only describing what happens but understanding why it happens in a way that renders the phenomenon intelligible.</p>
<p>It may be objected that explanatory norms are merely human inventions&#8212;useful conventions developed to manage complex data rather than reflections of anything about reality itself. On this view, norms of simplicity or coherence function pragmatically rather than ontologically: they guide inquiry without disclosing anything about the structure of the world.</p>
<p>This response, however, fails to account for what it is for a norm to function as a norm. An invented rule that failed systematically to track explanatory success would not acquire authority simply by being adopted. Norms guide judgment only insofar as they answer to standards that transcend individual or collective preference. Treating normativity as mere convention therefore undermines the very distinction between better and worse explanation that scientific practice presupposes.</p>
<p>More fundamentally, if the authority of explanatory norms derives solely from human endorsement, a regress emerges. One must appeal to further norms governing which endorsements count as authoritative, and so on. Unless normativity &#8220;grounds out&#8221; in something independent of stipulation, the idea of norm-guided inquiry collapses into arbitrariness. To count something as a norm is already to acknowledge a standard that is not reducible to the act of counting it as such.</p>
<p>Scientific normativity therefore cannot be fully internal to the mind. Its authority depends upon the fact that these norms successfully track features of the world&#8212;features by virtue of which some explanations genuinely disclose how things are, while others do not. This does not imply that norms are infallible or immune to revision. Scientific history is replete with discarded standards and revised ideals. But revision itself presupposes a distinction between better and worse norms, a distinction that cannot be sustained without reference to reality itself.</p>
<p>The persistence and indispensability of explanatory norms thus point beyond methodology to ontology. If scientific explanation genuinely succeeds in revealing the structure of the world, then the norms governing explanation cannot be wholly detached from the structure of what is explained. Coherence, unity, proportionality, and explanatory depth must correspond&#8212;however imperfectly&#8212; to features of reality that make intelligibility possible in the first place.</p>
<p>This conclusion does not impose a single metaphysical framework upon science, nor does it deny the historical contingency of scientific practice. It recognizes instead that scientific explanation presupposes an ordered reality capable of being understood. The question that follows is not yet theological but metaphysical: What must reality be like for norms of explanation to have the authority they demonstrably possess within scientific practice? Addressing that question is the task of the sections that follow.</p>
</sec>
<sec>
<title>Intelligibility and the Framing of the Science&#8211;Religion Debate</title>
<p>Much contemporary discussion of the relationship between science and religion is organized around a set of familiar models: conflict, independence, dialogue, complementarity, integration, or more recent &#8220;complexity&#8221; approaches. These frameworks differ significantly in motivation and conclusion, yet they share a common methodological assumption. Scientific explanation is treated as delivering a determinate and intelligible account of the physical world, and the task is then to determine how theological claims might be related to that account&#8212;whether by accommodation, reinterpretation, supplementation, or principled separation. Even where such typologies function mainly as foils or teaching heuristics, they still reflect a widespread tendency to treat scientific intelligibility as a settled starting point.</p>
<p>This shared starting point is often not thematized explicitly within science&#8211;religion discussions. Even approaches designed to resist scientism typically accept the intelligibility of the scientific picture as given rather than address the conditions under which such intelligibility is possible. Science is often assumed to disclose a world already structured for explanation, law-governed description, and rational assessment. The debate, accordingly, turns on how religion may be positioned with respect to this picture: whether it offers a competing explanation, a complementary perspective, a non-overlapping domain of meaning, or it is pointed out that a broader metaphysical horizon is logically required within which scientific accounts may be situated.</p>
<p>From this perspective, it may seem puzzling to insist that the science&#8211;religion debate is tacitly organized around an ontology of the scientific &#8220;given.&#8221; After all, many contemporary models explicitly affirm both the reality of the physical world as described by science and the reality of the divine. They do not deny God; they simply deny that God is required to explain or ground scientific ontology. The task, as they see it, is not to justify science metaphysically but to show that scientific explanation and theological belief are mutually coherent.</p>
<p>The present argument does not deny the legitimacy of this aim. Nor does it suggest that such models are conceptually confused or historically naive. The concern is subtler. Even where theological reality is affirmed in principle, the intelligibility presupposed by scientific explanation is typically treated as ontologically unproblematic. The world&#8217;s susceptibility to lawlike description, mathematical articulation, and rational evaluation is assumed rather than examined. Theology is then invited to take its place alongside an already intelligible picture of reality rather than be understood as a response to the deeper conditions that make such a picture possible at all.</p>
<p>This assumption shapes the space within which the debate is conducted. When scientific intelligibility is treated as brute or self-explanatory, theological reflection is inevitably positioned as secondary&#8212;whether as an interpretive gloss, an existential supplement, or a metaphysical add-on. Even models that emphasize dialogue or integration tend to presuppose that the order disclosed by science requires no further ontological account. The question becomes how theology can be made compatible with science rather than whether the intelligible order science presupposes is itself metaphysically complete.</p>
<p>What the present argument challenges is not the legitimacy of existing models but the point at which they begin. It asks whether debates about divine action, causality, or naturalism already presuppose an answer to a deeper question: What must reality be like for scientific explanation to be possible in the first place? To raise this question is not to deny the reality of the physical world, nor to dispute the success of scientific inquiry. It is to note that scientific explanation operates within a framework of intelligibility that is not itself generated by scientific methods.</p>
<p>This reframing is particularly important in light of historical work that has emphasized the contingency and plurality of both &#8220;science&#8221; and &#8220;religion.&#8221; Scholars such as Peter Harrison have shown that many modern disputes arise from treating these categories as timeless and monolithic rather than as historically situated practices with diverse aims and methods. Recognizing this plurality strengthens rather than weakens the present argument. If there is no single scientific method, then what unifies scientific inquiry cannot be methodological uniformity. It must instead lie at a deeper level: in the shared expectation that reality is ordered, intelligible, and responsive to rational investigation.</p>
<p>At this point, an objection naturally arises. Is the claim that the world is intelligible not simply another way of expressing the traditional theological view that God created an ordered world? If so, does the present argument add anything of substance to long-standing discussions in the science&#8211; religion literature, or does it merely redescribe familiar commitments in philosophical language?</p>
<p>This objection is understandable, but it misconstrues the direction of the argument. Traditional theological accounts of creation typically begin with divine agency and proceed to the world. The present argument proceeds in the opposite direction. It begins with scientific practice as it actually operates&#8212;with its reliance on explanatory norms, evaluative judgment, and intelligible structure&#8212; and asks what must be true of reality for such practice to be possible at all. Theology, where it enters, does so not as a premise but as a possible response to the world&#8217;s intelligibility.</p>
<p>The distinction matters. To say that the world is intelligible because God created it is a theological claim. To say that scientific explanation presupposes intelligibility is a philosophical observation about scientific practice. The present argument does not collapse the former into the latter. It argues instead that once intelligibility is recognized as ontologically significant, the metaphysical space within which theology might operate is altered. Theology no longer appears as an external addition to an otherwise complete scientific picture but as one possible way of interpreting a feature of reality that science itself presupposes but does not explain.</p>
<p>This reframing does not settle disputes about divine action, teleology, or naturalism. Nor does it render existing models obsolete. What it does is clarify what those debates already assume. They presuppose a world that is structured for understanding, evaluation, and explanation. By making that presupposition explicit, the present argument shifts attention from the negotiation of boundaries between science and religion to the deeper ontological conditions that make such negotiation intelligible in the first place. In doing so, it suggests that the science&#8211;religion debate is not exhausted by questions of compatibility or conflict. It is also a debate&#8212;often unacknowledged&#8212;about the nature of intelligibility itself. Whether that intelligibility is ultimately self-explanatory, brute, or reflective of a deeper order remains an open question. But it is a question that must be faced if the debate is to engage the foundations of scientific explanation rather than merely its consequences.</p>
</sec>
<sec>
<title>Intelligibility, Explanation, and the Limits of Ontological Closure</title>
<p>At this point, the argument has established two claims that are modest in scope but significant in implication. First, scientific explanation is irreducibly normative: it operates under standards of coherence, simplicity, unity, and explanatory adequacy that cannot themselves be derived from empirical investigation alone. Second, these norms are not merely subjective preferences or pragmatic conventions but are operative in the very intelligibility of the world that scientific inquiry encounters. What remains to be clarified is what follows from these claims&#8212;and, just as importantly, what does not.</p>
<p>A common response at this stage is to suggest that nothing metaphysically substantive has yet been shown. Scientific explanation, it may be conceded, presupposes intelligibility; but why should this be regarded as anything more than a brute feature of the universe? Perhaps the world simply happens to be intelligible, and scientific practice exploits this fact without requiring any deeper account. On this view, intelligibility marks the endpoint of explanation rather than a phenomenon in need of further understanding.</p>
<p>This response is initially attractive precisely because of its apparent restraint. It refuses speculative excess and avoids theological overreach. Yet it comes at a philosophical cost that is easily overlooked. To treat intelligibility as brute is not merely to decline further explanation; it is to assert that one of the most pervasive and structurally significant features of reality&#8212;the fact that it can be understood at all&#8212;admits of no account beyond sheer happenstance.</p>
<p>The difficulty here is not that brute facts are incoherent. Any explanatory scheme must eventually come to rest somewhere. The difficulty is that intelligibility is not a local or incidental feature of the world. It is a global condition of inquiry. Scientific explanation does not occasionally presuppose intelligibility; it presupposes it everywhere and always. To declare intelligibility exempt from explanation is therefore not to accept a modest limit but to draw a boundary around the very possibility of explanation itself.</p>
<p>This becomes clearer when we recall what intelligibility involves. Scientific understanding depends upon the existence of stable patterns, lawlike regularities, modal relations, and mathematically expressible constraints that support counterfactual reasoning and theoretical unification. These are not superficial features layered atop a more basic reality; they are what make the distinction between explanation and mere description possible at all. A world lacking such structure would not be one in which science merely fails&#8212;it would be one in which inquiry, prediction, and rational assessment could not even begin.</p>
<p>Importantly, acknowledging this does not require positing a single unified &#8220;scientific method&#8221; or imposing uniform standards across diverse disciplines. Cosmology, evolutionary biology, and the historical sciences differ significantly in their evidential bases and inferential strategies. What unites them is not methodology but ontological expectation: the expectation that reality is ordered in ways that invite understanding. Scientific practice proceeds on the assumption that phenomena are not arbitrary but constrained by relations that can be discovered, articulated, and evaluated as better or worse explanations.</p>
<p>At this point, an evolutionary response is often invoked. Human cognitive capacities, it may be argued, have been shaped by natural selection to detect patterns conducive to survival. The apparent fit between mind and world is therefore unsurprising: organisms that failed to respond effectively to regularities in their environment did not persist. On this account, intelligibility is not a feature of the world itself but a by-product of adaptive cognition.</p>
<p>This explanation, however, addresses a different question. It may help to explain why creatures like us expect order, but it does not explain why the world exhibits order of the kind that sustains theoretical understanding rather than merely practical navigation. Survival requires sensitivity to regularities sufficient for action; it does not require sensitivity to deep mathematical structure, unifying laws, or explanatory elegance. The success of abstract theoretical science&#8212; particularly in domains far removed from ordinary human environments&#8212;exceeds what evolutionary utility alone can plausibly account for.</p>
<p>More importantly, evolutionary explanations presuppose the very intelligibility they are invoked to explain. Natural selection operates only against a background of stable regularities, lawlike behavior, and reproducible relations. To appeal to evolution as an explanation for our cognitive access to order is therefore already to assume that the world is ordered in ways that make such explanations possible. The appeal is not viciously circular, but it is explanatorily incomplete. It relocates the problem without resolving it.</p>
<p>The deeper issue, then, is not whether intelligibility can be accommodated within a naturalistic framework but whether it can be rendered ontologically self-explanatory. Scientific explanation excels at describing how entities behave within the world. What it does not do&#8212;and is not designed to do&#8212;is account for the structured order that makes such description possible in the first place. To insist that intelligibility requires no explanation is therefore not a conclusion delivered by science but a metaphysical stipulation imposed upon it.</p>
<p>This brings into view the notion of ontological closure. A metaphysically closed account aims to explain all features of reality in terms of resources internal to a given explanatory framework. The argument developed here suggests that scientific explanation, for all its power, does not achieve such closure. It presupposes an intelligible order that it does not itself generate, justify, or exhaust. This is not a defect in science but a reflection of its scope.</p>
<p>Recognizing this point does not diminish the authority of scientific explanation. On the contrary, it clarifies why scientific explanation has the authority it does. Science succeeds because the world is the kind of thing that can be understood, not because understanding is imposed upon it from without. To acknowledge this is already to move beyond a narrowly physicalist ontology, even if no theological conclusions have yet been drawn.</p>
<p>At the same time, it is important to resist a premature slide into apologetics. The claim that intelligibility cannot be absorbed into a closed naturalistic ontology does not entail that theology provides the correct account of reality. What it establishes is a conceptual openness: a recognition that the intelligible order presupposed by scientific explanation is not metaphysically neutral. It calls for interpretation rather than dismissal.</p>
<p>Seen in this light, the familiar debates of science and religion appear in a different register. Questions about divine action, teleology, or creation are not attempts to insert theology into a completed scientific picture. Rather, they arise against the background of a world whose very describability already exceeds what scientific explanation can account for on its own terms. The issue is not whether science needs theology to function&#8212;it manifestly does not&#8212;but whether the intelligible order science presupposes is itself sufficient as an ultimate account of reality.</p>
<p>This reframing sets the stage for the next step of the argument. If intelligibility is neither a projection of the mind nor a brute feature of an otherwise indifferent world, then it must be understood as a real aspect of the world&#8217;s constitution. Reality must be the kind of thing that can be known, not merely encountered. What remains to be asked is how such intelligibility is best understood&#8212;and whether it invites, without compelling, a teleological or intentional interpretation of the order that scientific inquiry discloses.</p>
</sec>
<sec>
<title>Intelligibility, Artefacts, and the Invitation to Teleology</title>
<p>If intelligibility is a real feature of the world rather than a projection of human cognition or a brute fact, then a further question naturally arises: What kind of reality is this? Importantly, this question does not yet concern theology in any doctrinal sense. It concerns the form of explanation appropriate to a world whose order is not merely observed but intelligible through and through.</p>
<p>One way of clarifying this issue is by appeal to the notion of an artefact. Artefacts are not distinguished from natural objects by their material composition but by the way their structure is organized. An artefact is intelligible as such because its features cohere under constraint: its parts are proportioned, ordered, and related in ways that make sense in light of an activity of making. What marks out an artefact is not that it violates physical laws but that its form is best understood in relation to purpose rather than mere aggregation.</p>
<p>This analogy must be handled carefully. To describe the world as artefact-like is not to claim that it is literally an artefact, nor to infer a maker by direct analogy. The point is epistemic rather than theological. Artefacts provide a familiar case in which intelligibility, normativity, and explanation converge without reduction. They show us what it is like for something to be intelligible because of how it is structured rather than merely describable after the fact.</p>
<p>This point is reinforced by considering forms of biological construction that resist a sharp conceptual division between nature and artefact. Structures such as beaver dams, spider webs, or the communicative dances of bees are neither externally imposed artefacts nor merely accidental byproducts of physical processes. They are instances of organized construction that emerge from within biological systems themselves, oriented toward functional ends such as shelter, stability, or information transfer. Such cases illustrate that intelligible organization need not originate in external design in order to be genuinely purposive or norm-governed. Rather, they point to a world in which biological agents are able to respond to, exploit, and contribute to intelligible structure because reality itself is hospitable to such organization. The relevance of these examples lies not in blurring the distinction between artefact and nature but in showing that the conditions for intelligible construction are already operative within natural systems.</p>
<p>Consider the often-cited example of prehistoric cave paintings, such as those at Lascaux. These markings were immediately recognized as the product of intentional activity, despite their antiquity and the absence of any knowledge about their makers. Nothing about the paintings forces the conclusion of intentional authorship by deductive necessity. Yet the suggestion that they arose through blind physical processes alone is not a serious contender. Their intelligibility&#8212;the way their form hangs together as expressive, constrained, and purposive&#8212;invites a particular kind of explanation.</p>
<p>The significance of this example lies not in its theological implications but in the structure of recognition it exhibits. Recognition of intentional organization does not proceed by identifying a gap in causal explanation, nor by calculating improbabilities. It arises from the way form, coherence, and constraint jointly present themselves as meaningful. The explanation offered does not compete with a physical account of pigments, surfaces, or processes of deposition; it operates at a different explanatory level altogether.</p>
<p>This distinction is crucial for understanding how teleological interpretation may arise without competing with scientific explanation. Teleological accounts do not describe how events occur; they address why structures take the form they do. They concern orientation, organization, and purposiveness rather than efficient causation. To recognize a teleological dimension is therefore not to displace scientific explanation but to situate it within a broader account of intelligible order.</p>
<p>Much of the science&#8211;religion literature implicitly assumes that theological interpretation must compete with scientific explanation, either by supplementing it where it falls short or by offering an alternative causal account. On this assumption, the debate is framed in terms of intervention, concurrence, or causal overlap. The artefact analogy suggests a different register entirely. Scientific explanations describe how phenomena arise within an ordered world; teleological explanations concern the kind of order that world exhibits in the first place.</p>
<p>Seen in this light, the claim that intelligibility is an ontological feature of reality does not amount to a covert reassertion of traditional creationist doctrine. It does not say, &#8220;God must exist because science cannot explain X.&#8221; Rather, it says that the very success of scientific explanation presupposes a world whose order is not exhausted by causal description. That presupposition neither proves nor entails divine intentionality, but it renders such intentionality conceptually coherent rather than extraneous.</p>
<p>This point bears directly on familiar models within the science&#8211;religion debate. Approaches such as conflict, non-overlapping magisteria, or various forms of complementarity all assume&#8212; often tacitly&#8212;that science delivers a complete account of the world&#8217;s basic intelligibility, to which theology must then be related. The present argument challenges not the legitimacy of these models as classificatory tools but the assumption that the scientific picture is ontologically self-sufficient.</p>
<p>If intelligibility itself requires metaphysical articulation, then theology does not enter the discussion as an external supplement. Instead, it appears as one possible way&#8212;among others&#8212;of making sense of a world whose order is already laden with normativity, meaning, and orientation toward understanding. The invitation to teleology arises not from ignorance but from insight.</p>
<p>At this point an objection is likely. Is this not simply a restatement of the traditional claim that God created an ordered world, now expressed in the language of intelligibility and explanation? If so, what has really been gained?</p>
<p>The answer lies in the direction of the argument. Traditional theological claims about creation often begin with God and proceed to the world. The present argument begins with the world as encountered in scientific practice and asks what must be true of reality for that encounter to be possible. The movement is not from doctrine to data but from intelligibility to metaphysics.</p>
<p>Theology, where it enters, does so as a response to the world&#8217;s structure rather than as an imposed framework.</p>
<p>This distinction matters. It shows why recognizing intelligibility as ontologically significant does not collapse into apologetics. The claim is not that the world must have been created by a divine mind but that the world&#8217;s intelligible order is more naturally at home within a metaphysical picture that allows for intentionality, purpose, or mindedness at the level of being itself. Whether one takes that step is a further question&#8212;one that lies beyond the scope of scientific explanation, but not beyond rational reflection.</p>
<p>In this sense, the artefact analogy does not close the argument; it opens it. It marks a transition from the analysis of explanation to the exploration of metaphysical possibility. What follows is not a deduction but an invitation: to reconsider how the achievements of science sit within a broader account of reality, and to ask whether the intelligibility they presuppose is best understood as accidental, brute, or expressive of a deeper order.</p>
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<title>Conclusion: Intelligibility and the Reframing of a Familiar Debate</title>
<p>The argument of this article has been intentionally indirect. Rather than intervening in particular disputes within the science&#8211;religion literature&#8212;e.g., concerning divine action, causal closure, or the limits of naturalism&#8212;it has sought to clarify the metaphysical background against which such disputes arise. The central claim has been that scientific explanation presupposes an intelligible order that is not itself generated or exhausted by scientific method, and that recognizing this presupposition alters how the relation between science and religion is best understood.</p>
<p>Scientific inquiry succeeds not merely because it uncovers causal regularities but because it operates within a framework of intelligibility that supports explanation, evaluation, and understanding. Norms of coherence, simplicity, unity, and explanatory depth are not optional embellishments added to empirical adequacy; they are constitutive of what it is for something to count as an explanation at all. These norms in turn depend upon the world being ordered in ways that make rational articulation possible. To acknowledge this is not to diminish science but to take its achievements seriously enough to reflect on their conditions of possibility.</p>
<p>Seen from this perspective, many familiar debates in the science&#8211;religion discourse appear to begin too late. Questions about whether divine action can occur within a causally closed system or whether theology can be rendered compatible with scientific explanation already presuppose that the physical world is intelligible in a complete and self-contained way. Theology is then invited to find its place alongside an explanatory framework whose intelligibility is treated as unproblematic. What the present argument has sought to show is that this intelligibility itself calls for metaphysical articulation.</p>
<p>This reframing does not invalidate existing models of the science&#8211;religion relationship, nor does it render their questions obsolete. Rather, it situates them within a deeper context. Debates about fine-tuning, biological teleology, or divine action are not merely disputes over competing explanations of particular phenomena; they are responses&#8212;often implicit&#8212;to a world whose order is already norm-governed, structured, and amenable to understanding. By drawing attention to this background, the present argument clarifies what such debates already assume, even when they do not explicitly acknowledge it.</p>
<p>Importantly, this clarification does not amount to a covert defense of theology against science, nor does it entail a rejection of naturalistic explanation. The claim is not that scientific inquiry requires theological supplementation in order to function. Science plainly does not. The claim is rather that the intelligible order within which science operates is not itself explained by scientific description alone. To treat that order as brute or self-explanatory is a metaphysical choice, not a conclusion delivered by scientific practice.</p>
<p>Fore fronting this point opens a conceptual space without dictating how it must be filled. Theism is not inferred from intelligibility by logical necessity, but it possesses resources for interpreting intelligibility as an intrinsic feature of reality rather than an unexplained residue. Naturalism, by contrast, can accommodate intelligibility only by treating it as primitive, emergent, or pragmatically imposed, and thus faces a question of explanatory adequacy. The argument advanced here does not adjudicate between these positions, but it clarifies what is at stake in doing so.</p>
<p>In this sense, the enduring value of the science&#8211;religion dialogue may lie not merely in coordinating different descriptions of the same reality but in attending to the deeper conditions that make any such descriptions possible at all. The argument advanced here is not that science and theology offer complementary &#8220;lenses&#8221; on a world whose intelligibility is already secure&#8212;as in familiar illustrations that distinguish physical explanation from intentional description (for example, John Lennox&#8217;s oft-cited analogy of making a cup of tea)&#8212;but that both presuppose an intelligible order that neither can finally explain on its own terms. To take intelligibility seriously, therefore, is not simply to affirm plural perspectives but to allow that the very possibility of explanation, meaning, and rational disagreement rests upon a metaphysical background that precedes the familiar division between scientific and theological accounts.</p>
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<fn-group>
<fn id="n1"><p>Kant, I. (<xref ref-type="bibr" rid="B10">1998 [1781/1787]</xref>) <italic>Critique of Pure Reason</italic>. Cambridge: Cambridge University Press; Stern, R. (<xref ref-type="bibr" rid="B15">2000</xref>) <italic>Transcendental Arguments and Scepticism</italic>. Oxford: Oxford University Press. The present argument differs from such approaches in that it does not begin from the conditions of knowledge or experience, but from the conditions under which there can be anything like a world available to meaningful articulation and dispute at all.</p></fn>
<fn id="n2"><p>For related developments, see also Richard Schaeffler (<xref ref-type="bibr" rid="B13">1992</xref>). The present proposal does not attempt a transcendental grounding of theological doctrine but rather addresses the more basic question of the conditions under which both scientific and theological claims are intelligible as claims.</p></fn>
<fn id="n3"><p>For recent discussions of biological teleology that resist both reductive mechanism and appeals to external design, see Michael A. Flannery (<xref ref-type="bibr" rid="B5">2020</xref>), and Mikael Leidenhag (<xref ref-type="bibr" rid="B11">2021</xref>). Both authors argue that contemporary biological explanation legitimately employs notions of functional organization, regulation, and purposiveness without invoking interventionist design. The present argument is not concerned with adjudicating these accounts but with the deeper intelligibility conditions that make such teleological descriptions meaningful and nonarbitrary in the first place. For an influential naturalistic attempt to reconstruct purposive organization in dynamical and energetic terms, see Terrence W. Deacon (<xref ref-type="bibr" rid="B2">2012</xref>). New questions of course might be opened concerning the level of intelligibility and the reductive and external design debate.</p></fn>
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<title>Competing Interests</title>
<p>The author declares that they have no competing interests.</p>
</sec>
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