RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
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.
1,358 results for "philosophy of perception" — page 4 of 68
M_3_12 — Stone Softening Claims: Mythological and Chemical Analysis
Among the most intriguing and elusive claims in alternative archaeology is the idea that ancient Andean peoples possessed a botanical or chemical method of "softening" stone — reducing hard stone (particularly the andesi
A_2_15 — Sefer Yetzirah: Book of Formation and Jewish Mystical Cosmology
The Sefer Yetzirah (Sēfer Yĕṣîrāh, "Book of Formation" or "Book of Creation") is the earliest extant work of Jewish mystical-cosmological speculation, a compact and cryptic treatise — only 1,300–2,500 words depending on
A_4_11 — Upanishads — Core Vedantic Philosophy
The Upanishads (उपनिषद्, "sitting near" a teacher) are the concluding philosophical sections of the Vedas and the foundational texts of Vedantic philosophy. Composed between approximately 800–200 BCE, the principal (mukh
A_4_18 — Confucian Analects: Foundations of East Asian Thought
The Analects (Lúnyǔ 論語, "Collected Sayings") is the foundational text of Confucianism, comprising 20 books of aphorisms, dialogues, and biographical fragments attributed to Confucius (Kǒngzǐ 孔子, 551–479 BCE) and compiled
U_5_11 — Censorship in Art: Suppression of Creative Expression Through History
Censorship of art — the suppression, alteration, or prohibition of creative works by political, religious, or social authorities — is as old as civilization itself and has taken forms from the destruction of physical obj
U_5_23 — Music: Origins, Neuroscience, and Cross-Cultural Universals
Music is a universal human behavior — no known culture lacks it — yet its evolutionary origins, neurological basis, and cross-cultural structures remain among the most debated topics in cognitive science, anthropology, a
U_4_15 — Ritual Objects and Votive Offerings: Material Culture of Devotion
Ritual objects — material things created, consecrated, or used in religious or ceremonial practice — and votive offerings — objects dedicated to a deity, saint, or supernatural power in fulfillment of a vow, in supplicat
X_1_01 — History of Medicine: From Trepanation to Modern Surgery
The history of medicine spans from Neolithic trepanation (the oldest documented surgical procedure, ~7,000 BCE, with survival rates exceeding 70% in some populations) through the classical traditions of Hippocrates, Gale
X_4_11 — Bioethics of Enhancement
The bioethics of enhancement addresses the moral, social, and philosophical questions raised by using medical and technological interventions not merely to treat disease or restore function, but to augment normal human c
X_4_13 — Palliative Care and Hospice: Medicine at the End of Life
Palliative care — specialized medical care focused on providing relief from the symptoms, pain, and stress of serious illness, with the goal of improving quality of life for both the patient and the family — and hospice
W_4_05 — Iroquois Confederacy and the Great Law of Peace
The Haudenosaunee (People of the Longhouse), commonly known as the Iroquois Confederacy, created one of the world's oldest continuous systems of participatory governance, uniting five — later six — nations under the Grea
ZH_5_04 — Precession of the Equinoxes: Hipparchus, Axial Wobble, and the Great Year
The precession of the equinoxes — the slow, continuous westward shift of the equinoctial points (where the ecliptic crosses the celestial equator) along the ecliptic — is one of the most consequential astronomical phenom
ZH_1_10 — Transit of Venus: Political Astronomy and Global Science
A transit of Venus — when the planet Venus crosses the disk of the Sun as seen from Earth — is among the rarest of predictable astronomical events, occurring in a pattern of pairs separated by ~8 years, with the pairs se
C_5_35 — Tibetan Buddhism: Vajrayana Tradition, Tantra, and Contemplative Science
Tibetan Buddhism — the Vajrayana ("Diamond Vehicle") tradition that developed in Tibet from the 7th century CE onward — represents one of the most elaborate systems of contemplative practice, philosophical analysis, and
Z_4_07 — The Tree of Life: Molecular Phylogenetics and Universal Ancestry
The Tree of Life — the branching diagram representing the evolutionary relationships among all living organisms — has been fundamentally reshaped by molecular phylogenetics, the reconstruction of evolutionary history usi
K_3_11 — Animal Consciousness and Sentience
The question of whether non-human animals possess conscious experience — subjective awareness, felt pain, emotions, and self-recognition — has moved from philosophical speculation to a major neuroscientific research prog
K_1_12 — Orchestrated Objective Reduction: Penrose-Hameroff Theory Deep Dive
Orchestrated Objective Reduction (Orch-OR) is a theory of consciousness proposed by mathematical physicist Sir Roger Penrose (b. 1931, Nobel Prize in Physics 2020) and anesthesiologist Stuart Hameroff (b. 1947), first ar
K_4_18 — Near-Death Experiences: Evidence, Neuroscience, and the Consciousness Debate
Near-death experiences (NDEs) are complex subjective experiences reported by approximately 10–20% of cardiac arrest survivors, characterized by feelings of peace, tunnel vision, life review, encounters with deceased pers
K_5_15 — Neural Fractals & the Edge of Chaos: Brain Criticality and Complexity
The brain is poised at a critical point between order and chaos — and its fractality is not an accident but a functional necessity. In 2003, John Beggs and Dietmar Plenz published one of neuroscience's landmark papers: t
K_5_09 — Consciousness and Time Perception: How the Brain Creates Now
Time is perhaps the most intimate dimension of consciousness: every conscious experience occurs in time, and our sense of temporal flow — the feeling that time "passes," that the present moment is real and moving forward
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