RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,623 Citations 34,854 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

1,444 results for "hard problem of consciousness" — page 8 of 73

Y_3_09 Altered States

Y_3_09 — Prayer, Contemplation, and the Neuroscience of Religious Experience

The neuroscientific study of prayer and religious experience — sometimes termed neurotheology (d'Aquili & Newberg, 1999) — has moved from philosophical speculation to empirical investigation using neuroimaging, EEG, and

neurotheology prayer neuroscience Andrew Newberg SPECT prayer religious experience mystical experience
Y_3_17 Credible Altered States

Y_3_17 — Breathwork Traditions: Pranayama, Holotropic Breathing, and Respiratory Consciousness

Breathwork — the intentional manipulation of breathing patterns to influence physiological, psychological, and (in traditional frameworks) spiritual states — encompasses ancient practices dating to the earliest recorded

breathwork pranayama holotropic Wim Hof Buteyko respiratory physiology
Y_3_03 Altered States

Y_3_03 — Flow States and Peak Performance — Psychology of Optimal Experience

Flow — the state of complete absorption in an activity where self-awareness dissolves and performance peaks — was systematically described by psychologist Mihaly Csikszentmihalyi beginning in 1975 and formalized in his l

flow state Csikszentmihalyi peak performance transient hypofrontality optimal experience mushin
Y_1_13 Credible Altered States

Y_1_13 — Xenon Gas and Nitrous Oxide: Anesthetic Gases as Consciousness Probes

Nitrous oxide (N₂O — "laughing gas") and xenon (Xe — a noble gas) are two anesthetic gases that have served as remarkable probes of consciousness — revealing how the manipulation of a single molecule or atom can dissolve

nitrous oxide xenon gas laughing gas William James NMDA antagonist anesthetic
Y_1_11 Verified Altered States

Y_1_11 — Ketamine: Dissociative Anesthetic and Consciousness Explorer

Ketamine is a dissociative anesthetic — first synthesized by Calvin Stevens in 1962 and introduced into clinical use by Edward Domino and Guenter Corssen (1966) — that has undergone a remarkable transformation from battl

ketamine dissociative anesthetic K-hole NMDA antagonist depression esketamine
Y_1_20 Credible Altered States

Y_1_20 — Cannabis & Consciousness

Cannabis (Cannabis sativa) is the most widely used psychoactive substance in the world after alcohol and tobacco, consumed by an estimated 192 million people globally (2020, UNODC World Drug Report), and its effects on c

cannabis marijuana THC CBD endocannabinoid system anandamide
H_2_19 Speculative Suppression & Thesis

H_2_19 — Forbidden Archaeology — Cremo & Thompson Claims

Forbidden Archeology: The Hidden History of the Human Race (1993, revised edition 1998, 914 pages), authored by Michael A. Cremo and Richard L. Thompson, is the most comprehensive compendium of anomalous archaeological a

Forbidden Archaeology Michael Cremo Richard Thompson human antiquity anomalous artifacts knowledge filter
P_3_08 Philosophy & Meaning

P_3_08 — Pragmatism — American Philosophy

Pragmatism is the most distinctive American contribution to philosophy, originating in the 1870s with Charles Sanders Peirce (1839–1914), developed by William James (1842–1910), and extended by John Dewey (1859–1952). It

pragmatism American philosophy Charles Sanders Peirce William James John Dewey Richard Rorty
P_1_09 Verified Philosophy & Meaning

P_1_09 — Philosophy of Time

The philosophy of time addresses some of the deepest questions in metaphysics: Is time real or an illusion? Does the present moment have a special ontological status, or are past, present, and future equally real? Does t

philosophy of time McTaggart A-series B-series presentism eternalism
P_1_15 Verified Philosophy & Meaning

P_1_15 — Philosophy of Information: Floridi, Digital Ethics, and the Infosphere

The philosophy of information (PI) is a relatively young branch of philosophy that investigates the conceptual nature and basic principles of information, including its dynamics (computation, information flow), its utili

philosophy of information Luciano Floridi information infosphere digital ethics informational structural realism
P_1_14 Verified Philosophy & Meaning

P_1_14 — Philosophy of Space: Absolute vs. Relational, and the Architecture of Being

The philosophy of space addresses one of the oldest questions in metaphysics: what is space? Is it a real, independently existing entity (an infinite container within which objects are located), or is it nothing more tha

philosophy of space absolute space relational space Newton Leibniz Clarke
P_5_15 Verified Philosophy & Meaning

P_5_15 — Simone de Beauvoir: Ethics of Ambiguity and the Second Sex

Simone de Beauvoir (1908–1986) was one of the most important philosophers of the twentieth century — a foundational figure in both existentialist philosophy and feminist theory whose work has shaped debates on freedom, o

Simone de Beauvoir Second Sex Ethics of Ambiguity existentialism feminism existential feminism
P_5_16 Verified Philosophy & Meaning

P_5_16 — Philosophy of Information: Data, Knowledge, and Meaning in the Digital Age

The philosophy of information (PI) is a relatively new branch of philosophy that investigates the conceptual nature and fundamental principles of information — including its dynamics, utilization, and science. The field

philosophy of information Luciano Floridi informational structural realism semantic information Shannon entropy data ethics
P_5_19 Verified Philosophy & Meaning

P_5_19 — Mircea Eliade: Sacred and Profane, Eternal Return, History of Religions

Mircea Eliade (1907–1986), Romanian-born historian of religions, was arguably the most influential scholar of comparative religion in the 20th century. His core concepts — hierophany (the manifestation of the sacred in o

mircea eliade sacred profane eternal return hierophany axis mundi
P_2_15 Verified Philosophy & Meaning

P_2_15 — Philosophy of Emotion: Affect, Reason, and Moral Sentiment

The philosophy of emotion asks what emotions are, how they relate to reason and knowledge, and what role they play in moral life. The Western tradition has oscillated between two poles: Stoic/Kantian rationalism, which t

philosophy of emotion affect feeling passion sentiment reason
P_2_13 Verified Philosophy & Meaning

P_2_13 — Philosophy of Biology: Teleology, Species Concepts, and Function

The philosophy of biology examines the conceptual foundations, explanatory structures, and ontological commitments of the biological sciences — asking questions that biology itself presupposes but does not typically addr

philosophy of biology species concept biological species teleology function natural selection
P_2_16 Credible Philosophy & Meaning

P_2_16 — Philosophy of Law: Natural Law, Legal Positivism, and the Foundations of Justice

The philosophy of law (jurisprudence) addresses the fundamental questions: What is law? What is the relationship between law and morality? What makes a legal system legitimate? and how should judges decide difficult case

philosophy of law jurisprudence natural law legal positivism Hart Fuller
P_2_14 Verified Philosophy & Meaning

P_2_14 — Philosophy of Action: Agency, Intention, and Collective Action

The philosophy of action investigates the nature of human agency — what it means to act (as opposed to merely moving), what makes an action intentional, how reasons relate to causes, and how individual agency extends to

philosophy of action agency intention intentional action free will reasons
ZE_5_08 Verified Ethics & Applied Philosophy

ZE_5_08 — Professional Ethics: Engineering, Journalism, and Academic Integrity

Professional ethics examines the moral obligations that arise from occupying specialized roles — obligations that go beyond ordinary morality and are grounded in the trust, expertise, and power that professionals wield.

professional ethics engineering ethics journalism ethics academic integrity codes of conduct fiduciary duty
ZE_5_20 Verified Ethics & Applied Philosophy

ZE_5_20 — Ethics of Artificial Intelligence

The ethics of artificial intelligence addresses the moral, social, and existential challenges arising from the development and deployment of increasingly powerful AI systems. [KEY FINDING] Core issues span three horizons

AI ethics algorithmic bias autonomous weapons alignment problem explainability superintelligence