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physical reality
Also known as: physical reality, physical world, material reality
synthesized from dimensionsPhysical reality is the foundational domain of existence characterized by its apparent independence from the observer, its continuity, and its adherence to causal laws. It serves as the primary subject of scientific inquiry, which typically describes the world through mathematical structures and empirical observations. While our knowledge of this domain is mediated by sensory perception sensory knowledge of physical world, the epistemological status of physical reality remains a subject of intense philosophical debate, with thinkers from George Berkeley to Immanuel Kant questioning the extent to which we can claim certain knowledge of an objective world beyond our mental representations Berkeley, Hume, Kant on knowledge.
A central pillar in the definition of physical reality is the principle of causal closure, which posits that every physical effect possesses a sufficient physical cause causal closure principle. This principle creates a significant "explanatory gap" between the objective, third-person description of the physical world and the subjective, first-person nature of conscious experience explanatory gap between. Because of this gap, dualist theories—which attempt to posit an interaction between consciousness and the physical—face the persistent "interaction problem," as they must explain how non-physical mental states can influence a system that is purportedly closed interaction problem defined.
Alternative ontological frameworks seek to resolve this tension by redefining the intrinsic nature of the physical. Idealism, for instance, argues that the physical world is a construct of mental phenomena rather than an independent foundation idealism is a. Conversely, Russellian monism and panpsychist perspectives suggest that physical reality may possess intrinsic, proto-experiential properties that are hidden from empirical investigation, which is limited to observing the mathematical structure of the world physics is mathematical, David Chalmers proposes. While some panpsychist views attempt to integrate consciousness into the fabric of elementary particles panpsychism as fundamental, these theories face significant skepticism regarding their compatibility with established scientific knowledge panpsychism's implausibility.
Ultimately, physical reality is defined by the tension between its role as the objective substrate of the universe and the difficulty of verifying its existence independent of consciousness. Because third-person perspectives rely on the very sensory apparatus they seek to validate, the attempt to prove the existence of a physical world outside of consciousness is often criticized as circular third-person perspectives' limits. Consequently, physical reality remains a complex, multifaceted concept—simultaneously treated as a continuous, mathematically describable system in physics and a contested, potentially derivative construct in the philosophy of mind.
Model Perspectives (3)
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The concept of "physical reality" is a central, contested subject in the philosophy of mind and ontology, primarily defined by its relationship to consciousness. Philosophers often debate whether physical reality is an independent, objective foundation or a construct derived from mental phenomena.
One major school of thought, idealism, challenges the independent existence of the physical world. Subjective idealists, such as those discussed in research from Cambridge University Press, argue that the physical world is observer-dependent and consists solely of perceptions or appearances within minds observer-dependent physical world. Similarly, Gottfried Wilhelm Leibniz viewed the physical world as a consensual illusion constructed from mental phenomena Leibniz's consensual illusion. Conversely, panpsychism and Russellian monism attempt to integrate consciousness into the physical fabric. Panpsychism, as noted in PubMed and Cambridge University Press, suggests that consciousness is a fundamental property of the physical world, even at the level of elementary particles panpsychism as fundamental, panpsychism and particles. David Chalmers, exploring Russellian views, suggests that the intrinsic properties of physical reality are themselves phenomenal, potentially turning the "hard problem" of consciousness upside down by treating the physical as derivative intrinsic phenomenal properties, physical reality as derivative.
A primary hurdle for theories that distinguish the mind from the physical—such as dualism—is the "interaction problem" and the principle of causal closure. Since the physical world is often regarded as causally closed (every event having a sufficient physical cause), dualists struggle to explain how non-physical consciousness can influence physical systems causal closure challenge, interaction problem defined. While some argue that quantum mechanics might allow for consciousness to influence physical outcomes quantum collapse interactionism, critics maintain that mental attributes assigned to physical entities would remain epiphenomenal if the system is truly closed critics of panpsychism. Ultimately, the nature of physical reality remains a subject of ongoing inquiry, with thinkers like Bertrand Russell noting that percepts are the only part of this reality we know beyond abstract mathematical structures percepts as known reality.
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The concept of "physical reality" is a central, contested pillar in philosophy, primarily defined by its relationship to consciousness. A recurring theme is the "causal closure" of the physical world, which posits that all physical effects possess sufficient physical causes causal closure principle. This principle creates significant challenges for theories like interactionist dualism, which argues that mind and matter mutually influence one another interactionist dualism posits, or epiphenomenalism, which suggests consciousness is a non-efficacious byproduct epiphenomenalism defines consciousness. Critics such as J.J.C. Smart have characterized epiphenomenalism as inelegant, labeling consciousness a "nomological dangler" epiphenomenalism is less elegant.
Alternative frameworks seek to redefine the intrinsic nature of physical reality. David Chalmers and others advocate for a Russellian perspective, suggesting that physical reality possesses an intrinsic, perhaps proto-experiential, nature that is not revealed by empirical investigation, which is limited to observing mathematical structures David Chalmers proposes. This aligns with Bertrand Russell’s observation that physics is primarily mathematical because our knowledge of the physical world is limited to its structure physics is mathematical. Conversely, idealism suggests the physical world is a construct of mental phenomena idealism is a, while Pythagoreanism argues that physical reality is fundamentally mathematical Pythagoreanism is the. The persistence of an "explanatory gap" between physical understanding and conscious experience remains a major hurdle explanatory gap between, leading some to consider the "hard problem of the physical"—the difficulty of establishing the existence of a physical world if consciousness is taken as the only certain evidence existence of the.
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Physical reality is a central concept in philosophical discussions, particularly regarding its nature, epistemology, and relationship to consciousness. Henry Margenau's 1950 book, 'The Nature of Physical Reality', published by McGraw Hill, explores this directly Margenau's book on physical reality (Stanford Encyclopedia of Philosophy). Similarly, E. Squires' 1990 book 'Conscious Mind in the Physical World' addresses consciousness within it Squires' book on conscious mind (Stanford Encyclopedia of Philosophy). Knowledge of empirical facts about physical reality requires sensory perception sensory knowledge of physical world (Internet Encyclopedia of Philosophy), yet philosophers like George Berkeley, David Hume, and Immanuel Kant contested reliable knowledge of it Berkeley, Hume, Kant on knowledge (Springer). Depth perception relies on regularities of physical reality, processed via visual cues depth perception from physical cues (Wikipedia). Dualism posits either no interaction or interaction between physical reality and consciousness dualism's interaction options (Stack Exchange), with interactionism allowing deterministic psychophysical laws interactionism not implying libertarianism (Cambridge University Press). Challenges include deriving physical reality from consciousness Aleksiev and Albahari on derivation (Stanford Encyclopedia of Philosophy) and third-person views not proving its existence due to circularity third-person perspectives' limits (Springer). Panpsychism appears implausible against scientific knowledge of physical reality panpsychism's implausibility (Stanford Encyclopedia of Philosophy; William Seager, Sean Allen-Hermanson). Physical reality is described as continuous, contrasting with discontinuous consciousness physical world's continuity (Springer; Von Stillfried).
Facts (117)
Sources
Non-physicalist Theories of Consciousness cambridge.org Dec 20, 2023 27 facts
claimInteractionism that posits consciousness affects the physical world by influencing the outcome of quantum collapse strongly suggests libertarianism, because quantum collapse is an indeterministic process.
claimOne argument for the distinction between the physical world and mathematical objects is that every mathematical structure exists in the abstract sense, whereas there is only one physical universe (or a limited number of physical universes), which is fewer than the infinite number of mathematical structures.
perspectiveThe fact that human inquirers are themselves conscious provides a unique perspective that may grant insight into the nature of consciousness and its connection to the physical world.
claimA criticism of Michael Pelczar's defense of phenomenalism is that it blurs the distinction between phenomenalism and dualism, as the world of potentials becomes indistinguishable from the physical world described by dispositionalists.
claimDualism posits that consciousness and the physical world are equally real and fundamental, and that they interact with each other causally.
perspectiveSubjective idealism asserts that the physical world does not exist as a fully real entity but is instead an illusion, as the physical world is fundamentally mental.
claimOne argument for the distinction between the physical world and mathematical objects is that the physical world is concrete, whereas mathematical objects are purely abstract.
claimMichael Pelczar (2023) defended phenomenalism by arguing that potentials for experience can also possess potentials to affect other potentials, allowing them to mirror the structure of the physical world as described by physics.
claimPhenomenalism posits that the physical world consists in potentials for conscious perceptions, distinguishing it from subjective idealism, which posits that the physical world consists in the perceptions themselves.
claimSubjective idealism questions the existence of physical reality, specifically regarding the concept of observer-independence.
claimSubjective idealism defines the physical world as observer-dependent, meaning it is dependent on the consciousness of external observers.
claimPanpsychism posits that the physical world is real but is pervaded by consciousness, suggesting that even fundamental particles may possess simple forms of consciousness from which complex consciousness is derived.
claimSubjective or antirealist idealism posits that the physical world consists only of appearances or perceptions within minds, such as those of humans, complex animals, or intelligent aliens.
claimDualism, idealism, and panpsychism define consciousness as non-physical, but they differ in their conceptualization of the relationship between consciousness and the physical world.
claimPure panpsychism is a form of objective or realist idealism because it posits that the physical world consists of relations between mental relata that share the same structure as described by physics, unlike subjective or antirealist idealism.
claimPythagoreanism is the view that physical reality is at bottom mathematical, a term derived from Pythagoras's claim that 'all is number'.
claimThe recent resurgence of interest in dual-aspect monism is primarily driven by the argument that positing consciousness or protoconsciousness as the intrinsic nature of the physical offers the best explanation of how consciousness fits into the physical world, as noted by Alter and Nagasawa (2012) and Chalmers (2013).
claimInteractionism does not inherently imply libertarianism because the psychophysical laws governing the interaction between consciousness and the physical world could theoretically be deterministic.
referenceJ.J.C. Smart argued in 1959 that epiphenomenalism is less elegant than other theories because it treats consciousness as a 'nomological dangler' rather than integrating it into the physical world.
claimOne argument against ontic structural realism is that by eliminating intrinsic properties, the distinction between the physical and the mathematical collapses, as there would be no difference between the physical world and a mathematical object with the same structure.
referenceThe argument from physical causal closure, supported by Kim (1989), Papineau (2001), Melnyk (2003), and Montero and Papineau (2016), focuses on how consciousness affects the brain, the body, and the physical world in general.
claimInteractionist dualism posits that consciousness and the physical world mutually influence each other through two-way psychophysical laws, meaning physical effects of mental causes lack sufficient physical causes and are not overdetermined.
claimThe physical world is causally closed, meaning all physical effects have a sufficient physical cause, which implies that if consciousness produces physical effects like behavior, it must be physical.
claimDual-aspect monism avoids the problems of subjective idealism by treating the physical world as observer-independent and possessing the structure described by physics, thereby functioning as a form of realism about the physical world.
claimSubjective idealism, a theory associated with George Berkeley, posits that only consciousness is fundamentally real, while the physical world is an illusion.
claimRené Descartes argued in 'Meditations' (VI) and 'Discourse on Method' (IV) that consciousness is distinct from the physical because it is conceivable for consciousness to exist without the body or the physical world.
claimObjective or realist idealism is the philosophical view that reality is fundamentally mental, and the physical world is a structure of relations between mental experiences or subjects, rather than appearances to an observer.
The Hard Problem of Consciousness | Springer Nature Link link.springer.com 19 facts
claimMonist ontologies are excluded from solving the hard problem of consciousness because they either eliminate phenomenal experience or the physical world, or suggest that one is reducible to the other, which conflicts with the premises from which the hard problem is derived.
claimConsciousness might be a general property of human beings and the universe, provided one accepts the hypotheses that other people share similar experiences and that the physical world exists.
claimBertrand Russell (2007) proposes that physical and mental worlds are logical structures composed of "neutral stuff," a concept attributed to Dr. H. M. Sheffer.
quoteBertrand Russell stated: “Percepts are the only part of the physical world that we know otherwise than abstractly”.
claimSome approaches to the mind-body problem assume that the physical world might be the manifestation of a ubiquitous phenomenal or protophenomenal essence, which contrasts with substance dualism that presupposes consciousness emerges from a physical substrate.
claimDavid Chalmers suggests bypassing skeptical problems by giving us the physical world for free, though this leaves the essential character of the physical world and its relation to experience unexplained.
claimDavid Chalmers suggests that the intrinsic properties of the physical world are themselves phenomenal properties, an interpretation derived from the relationship between percepts and intrinsic essence in Russellian Monism.
claimContinuity and intersubjectivity are properties that suggest the existence of the physical and differentiate it from phenomenal experience.
claimThe hard problem of consciousness includes the inverse question of why physical correlata of experience exist, effectively asking why the physical world exists.
claimDavid Chalmers did not initially consider the possibility of the physical world supervening on the phenomenal in his 1995 and 2010 works, and therefore did not offer solutions for it.
accountDavid Chalmers, as a former physicalist, initially took the existence of the physical world for granted and constructed his arguments to convince himself of the irreducibility of consciousness to the physical rather than to address skepticism.
claimIf all premises from A to D are true, it is logically conceivable that the physical world supervenes logically on the phenomenal, which would be equivalent to idealist monism or solipsism, thereby eliminating the ontological gap and the hard problem of consciousness.
quoteBertrand Russell stated: "percepts are the only part of the physical world that we know otherwise than abstractly".
claimThird-person perspectives do not prove anything about the physical world, including its existence, due to circularity, provided one holds to representational epistemology.
claimThe existence of the physical world is considered at least as difficult a problem as the problem of consciousness, leading to the 'hard problem of the physical' when consciousness is taken as the only incorrigible and intrinsic evidence.
claimArguments attempting to disprove the existence of a hard problem of consciousness necessarily lead to either the elimination of phenomenal experience (physicalism) or the elimination of the physical world (idealism/solipsism).
claimGeorge Berkeley, David Hume, and Immanuel Kant contested the possibility of acquiring reliable knowledge about the physical world.
claimAny proposed solution to the hard problem of consciousness should ideally provide answers to the nature of psychophysical correlation, the existence of the physical world, and the specific quality of qualia, which would also amount to a fundamental theory of mind and matter.
claimVon Stillfried argues that the physical world is continuous, whereas consciousness is discontinuous, as evidenced by the interruption of experience during sleep or coma while the physical world remains stable.
Moving Forward on the Problem of Consciousness - David Chalmers consc.net 12 facts
claimDavid Chalmers proposes that a combination of experimental study, phenomenological investigation, and philosophical analysis will lead to systematic principles bridging the domains of consciousness and physical reality, eventually revealing underlying fundamental laws.
claimDavid Chalmers interprets Colin McGinn's concept of a 'hidden dimension' of physical reality as a requirement to postulate something new and fundamental beyond what is empirically adequate.
claimThe Russellian view can be interpreted as a form of 'materialism' because it asserts that physical reality is all there is, while simultaneously arguing that physical reality contains more than what current physical theory describes.
perspectiveDavid Chalmers suggests that viewing a new dimension as a Russellian 'realizing' property supports the idea of turning the 'hard problem' of consciousness 'upside down,' where physical reality is derivative of underlying (proto)experiences.
perspectiveDavid Chalmers argues that the view that experience is fundamental to physical reality is not forced by quantum mechanics, as there are ways to interpret quantum mechanics while maintaining that fundamental physical reality has an objective existence.
claimBilodeau proposes a physics-based approach to consciousness that abandons the idea of objectively existing states in fundamental physics, suggesting instead that physical reality crystallizes as a product of experience and inquiry.
perspectiveDavid Chalmers suggests that the best path to an integrated view of nature is the Russellian picture where (proto)experiential properties constitute the intrinsic nature of physical reality.
perspectiveDavid Chalmers argues that if fundamental physical reality lacks objective existence, the only logical interpretation is a form of idealism where physical reality exists solely within experience.
claimDavid Chalmers proposes a Russellian view where a pervasive intrinsic property of physical reality exists, which carries the structure and dynamics of physical theory but is not directly revealed by empirical investigation, enabling the existence of consciousness.
claimDavid Chalmers notes that the idea of "pure consciousness" is appealing in a way similar to the Russellian idea of a physical world without intrinsic qualities, noting that both ideas are appealing despite or because of their flirtation with incoherence.
claimBilodeau suggests that the view of experience as fundamental to physical reality is the most natural upshot of quantum mechanics, specifically appealing to the writings of Niels Bohr.
claimDavid Chalmers defines epiphenomenalism as the view that consciousness has no effect on the physical world.
Dualism (Stanford Encyclopedia of Philosophy/Winter 2016 Edition) plato.stanford.edu Aug 19, 2003 7 facts
referenceN. Latham authored the article 'Chalmers on the addition of consciousness to the physical world', published in Philosophical Studies in 2000.
perspectiveTo avoid ontological dualism, the mind possessing a perspective must be considered part of the physical reality it observes.
perspectiveIdealist views assert that physical states are actually mental, because the physical world is an empirical world and an intersubjective product of collective experience.
claimEpiphenomenalism asserts that the physical world produces non-physical mental states.
perspectiveEpiphenomenalism is more effective at preserving the autonomy of the physical world (the concept of the world being 'closed under physics') than at avoiding the need for causal interaction between the physical and non-physical.
perspectiveGeorge Berkeley suggested that once genuine interaction between mind and body is ruled out, it is best to allow that God creates the physical world directly within the mental realm as a construct of experience.
referenceGreen (2003) provides a development of the argument regarding the physical world producing non-physical mental states.
Panpsychism (Stanford Encyclopedia of Philosophy/Fall 2015 Edition) plato.stanford.edu May 23, 2001 7 facts
claimIdealism, which holds that mind is the sole ontological foundation of reality and that the physical world is constructed out of mental phenomena, was widespread in the nineteenth century and retained support into the twentieth century.
claimGottfried Wilhelm Leibniz's philosophical system downgrades the physical world to a consensual illusion, where matter, space, and time are constructs of mental phenomena.
perspectiveJohn Searle advocates that consciousness is a biological property whose conditions of emergence are comparable to the liquidity of water, while simultaneously suggesting that a revolution in the understanding of the physical world may be required to accommodate consciousness.
claimCartesian dualism involves a refusal to integrate the mind into the scientific picture of the physical world, instead accepting a remote relation between independent domains of matter and mind.
claimCritics of panpsychism argue that mental attributes assigned to fundamental physical entities must be epiphenomenal because the physical world is causally closed.
claimMalebranche's occasionalism posits that God must intervene between volition and action, and between stimulus and sensation, to account for the interaction between mind and the physical world.
perspectivePanpsychism is often viewed as an implausible doctrine against the backdrop of modern scientific knowledge of the physical world and the widespread desire to explain reality in physical terms.
Good Old-Fashioned Artificial Consciousness and the Intermediate ... frontiersin.org Apr 17, 2018 6 facts
perspectiveThe authors of 'Good Old-Fashioned Artificial Consciousness and the Intermediate Level Fallacy' argue that human perception is not distinct from the physical world, but rather that humans experience the attributes that the physical world is made of.
claimRobots are limited to resources provided by the physical world.
perspectiveThe author proposes that consciousness is the structure of the physical world itself, a perspective that has been explored in works by Perlovsky (2006, 2016).
perspectiveThe authors argue that progress in artificial consciousness is hampered by the 'hard problem' premise, which posits that consciousness is distinct from the physical world.
referenceJaegwon Kim authored the book 'Mind in a Physical World', published by MIT Press in 1998.
claimThe author argues that enactivist accounts of consciousness, which rely on an intermediate level of understanding and sensory-motor knowledge, fail to explain how such knowledge leads to conscious experience in a physical world.
Panpsychism - Wikipedia en.wikipedia.org 6 facts
perspectiveGeorge Berkeley rejected panpsychism, arguing instead that the physical world exists only within the experiences that minds have of it, while restricting the definition of minds to humans and specific other agents.
perspectiveGiulio Tononi and Christof Koch state that panpsychism integrates consciousness into the physical world in a way that is "elegantly unitary", despite their other criticisms of the theory.
claimThe physical world's causal closure, as explained by Newton's law of motion (for every action there is an equal and opposite reaction), implies that consciousness cannot exert causal power on the physical world unless consciousness is itself physical.
claimPanpsychism is the philosophical doctrine asserting that consciousness is a fundamental and ubiquitous feature of physical reality.
quoteBertrand Russell stated in 'An Outline of Philosophy' (1927): 'Physics is mathematical, not because we know so much about the physical world, but because we know so little: it is only its mathematical properties that we can discover. For the rest our knowledge is negative.'
claimEpiphenomenalism is the philosophical state of affairs where consciousness is separate from the physical world and therefore has no room to exert causal power on the world.
Consciousness (Stanford Encyclopedia of Philosophy/Fall 2025 ... plato.stanford.edu Jun 18, 2004 4 facts
claimElectromagnetic fields are regarded as real and independent parts of the physical world, functioning as concrete constituents of reality rather than merely abstractions or relations among particles.
claimModels of consciousness that treat consciousness as a fundamental property of physical reality often appeal to the role of the observer in the collapse of the wave function, where quantum reality collapses from a superposition of possible states to a single definite state upon measurement.
perspectiveHenry Stapp (1993) argued that quantum mechanics indicates consciousness is a fundamental property of physical reality that must be incorporated at the most basic level.
claimMost specific theories of consciousness, including cognitive, neural, or quantum mechanical models, aim to explain or model consciousness as a natural feature of the physical world.
Do all non-physicalist theories of consciousness face the interaction ... philosophy.stackexchange.com Nov 17, 2025 4 facts
claimThe 'interaction problem' in dualism refers to the challenge of explaining where and how the interaction between the physical world and consciousness occurs.
claimThe interaction problem for non-physicalist theories of consciousness exists if the physical world is causally closed.
claimDualism broadly posits two options regarding the relationship between the physical world and consciousness: either there is no interaction whatsoever between them, or there is interaction between them.
claimThe 'no interaction' version of dualism implies that sensory data cannot travel from the physical world to consciousness, and choices cannot travel from consciousness to the physical world, which makes the observed alignment between the physical world and conscious experience inexplicable.
Hard problem of consciousness - Wikipedia en.wikipedia.org 4 facts
claimJoseph Levine argues that thought experiments demonstrate an explanatory gap between consciousness and the physical world, asserting that even if consciousness is reducible to physical things, it cannot be explained in terms of physical things because the link between them is contingent.
claimType-B materialism, also known as weak reductionism or a posteriori physicalism, posits that the hard problem of consciousness stems from human psychology rather than a genuine ontological gap between consciousness and the physical world.
perspectiveJoseph Levine considers the possibility that the explanatory gap between consciousness and the physical world is merely an epistemological problem for physicalism, rather than evidence that consciousness is non-physical.
claimIn 1983, philosopher Joseph Levine proposed that there is an explanatory gap between the understanding of the physical world and the understanding of consciousness.
Panpsychism - Stanford Encyclopedia of Philosophy plato.stanford.edu May 23, 2001 3 facts
claimPhysicalism encompasses a collection of theories that attempt to solve the mind-body problem by integrating the mind into the physical world.
claimPhilosophers attempting to integrate the mind into the physical world face a dilemma between choosing emergentism or panpsychism.
claimIdealism is a philosophical position that holds that mind is the sole ontological foundation of reality, with the physical world being constructed out of mental phenomena.
Panpsychism - Stanford Encyclopedia of Philosophy plato.stanford.edu Jul 18, 2017 2 facts
claimDualism faces the problem of reconciling the causal efficacy of human consciousness with the empirical fact that the physical world is causally closed, meaning every event has a sufficient physical cause.
claimDualism faces difficulty explaining how consciousness impacts a causally closed physical system if consciousness exists outside the physical world.
Panpsychism (Stanford Encyclopedia of Philosophy/Fall 2025 Edition) plato.stanford.edu May 23, 2001 2 facts
perspectiveDualists believe consciousness exists outside the physical world, which creates difficulty in explaining how consciousness impacts a causally closed physical system.
claimDamian Aleksiev and Miri Albahari have focused on the challenge of deriving the physical world, or aspects of it, from facts about fundamental consciousness.
Quantum Approaches to Consciousness plato.stanford.edu Nov 30, 2004 2 facts
Resolving the evolutionary paradox of consciousness link.springer.com Apr 1, 2024 2 facts
claimThe physical world being causally closed under quantum mechanics does not necessarily preclude consciousness from causing macrophysical occurrences such as human behaviors.
perspectiveWilliam James argued against epiphenomenalism (also known as automaton-theory), which is the metaphysical perspective that consciousness is not efficacious and does not affect the physical world.
Panpsychism and dualism in the science of consciousness - PubMed pubmed.ncbi.nlm.nih.gov Aug 4, 2024 1 fact
claimPanpsychism is proposed in the science of consciousness as a straightforward answer to the problem of integrating consciousness into the fabric of physical reality.
Quantum Theory of Consciousness - Scirp.org. scirp.org 1 fact
referenceSha, Z.G. and Xiu, R. (2018) published 'Spiritual Heart and the Manifestation of Physical Reality' in the International Journal of Current Research, volume 10, pages 71742-71744.
Panpsychism: Conscious Rocks and Socks - Free Thinking Ministries freethinkingministries.com Nov 24, 2023 1 fact
claimIdealism is the philosophical view that all that exists is immaterial and the physical world is not fundamentally real.
Consciousness and Self-Directed Attention - Springer Nature link.springer.com 1 fact
claimSome philosophers have viewed subjective experience and the mind as separate from physical reality, while others have considered them extensions of physical reality.
Evolutionary psychology - Wikipedia en.wikipedia.org 1 fact
claimDepth perception is based on processing over half a dozen visual cues, each of which relies on a regularity of the physical world.
Epistemology | Internet Encyclopedia of Philosophy iep.utm.edu 1 fact
claimKnowledge of empirical facts about the physical world requires perception through the use of the senses.
Epistemology - Belief, Justification, Rationality | Britannica britannica.com Mar 13, 2026 1 fact
claimMathematical entities such as perfect triangles, disembodied surfaces, and extensionless points do not exist in the physical world apprehended by the senses, suggesting knowledge of them must come from a non-sensory source.
Theories and Methods of Consciousness biomedres.us Jan 29, 2024 1 fact
claimMaterialists argue that consciousness is a functional illusion of the brain that allows human beings to experience material reality, but it should not be treated as a distinct ontological substance with phenomenal properties.
Quantum Approaches to Consciousness plato.stanford.edu Nov 30, 2004 1 fact
referenceEsfeld (1999) examined Eugene Wigner's view of physical reality.
Hard Problem of Consciousness | Internet Encyclopedia of Philosophy iep.utm.edu 1 fact
claimThe principle of causal closure states that the physical world is causally closed, meaning all physical events have physical causes.