K_1_08 — Higher-Order Theories of Consciousness

Higher-order (HO) theories of consciousness propose that a mental state becomes conscious not by virtue of its intrinsic properties but because it is the target of a higher-order mental representation — a thought, percep

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_4_03 — Limitation of Consciousness Motif

One of the most startling cross-cultural patterns in the world's mythological and philosophical traditions: ancient civilizations worldwide — separated by thousands of miles, thousands of years, and entirely independent

K_4_08 — Parapsychology — Experimental Research on Psi Phenomena

Parapsychology is the scientific study of purported psychic phenomena — telepathy, clairvoyance, precognition, and psychokinesis (collectively termed "psi") — using experimental methods. Originating with J.B. Rhine's car

K_2_05 — Unconscious Processing

The cognitive unconscious — mental processes that influence behavior, emotion, and decision-making without reaching conscious awareness — is one of the most empirically robust phenomena in psychology and neuroscience. Fa

K_5_13 — Integrated World Models: Bayesian Brain and Consciousness

The Bayesian brain hypothesis proposes that the brain is fundamentally a prediction machine — it constructs and maintains internal generative models of the world (including the body), uses these models to generate predic

K_5_00 — Perception Phenomenology: Subfolder Summary

ZG_4_17 — Linguistic Relativity Update: Language, Thought, and the Sapir-Whorf Renaissance

Linguistic relativity — the hypothesis that the language one speaks influences one's perception, categorization, and cognition — has undergone a dramatic scientific renaissance since the late 1990s, moving from a discred

ZG_3_21 — Tone Languages & Cognition

Tone languages — languages in which the pitch pattern of a syllable determines or changes its lexical meaning — are spoken by more than half of the world's population, though they are frequently overlooked in linguistic

ZG_3_19 — Sapir-Whorf Hypothesis: Modern Evidence

The Sapir-Whorf hypothesis — the idea that the structure of a language influences its speakers' perception and cognition — has undergone a dramatic rehabilitation since the 1990s after decades of near-total rejection in

ZG_3_03 — Phonetics and the International Phonetic Alphabet

Phonetics is the scientific study of speech sounds — how they are produced by the human vocal tract (articulatory phonetics), how they propagate as acoustic signals (acoustic phonetics), and how they are perceived by the

ZG_3_01 — Sapir-Whorf Hypothesis — Does Language Shape Thought?

The Sapir-Whorf hypothesis — more precisely, the principle of linguistic relativity — proposes that the structure of a language influences or determines the habitual thought patterns, perception, and worldview of its spe

INTERDOC_22 — Near-Death Experience, Afterlife Belief, and Cross-Cultural Evidence

[KEY FINDING] The AWARE (AWAreness during REsuscitation) study — a four-year prospective study across 15 hospitals in the UK, US, and Austria, led by Sam Parnia (published 2014, Resuscitation) — found that 39% of 140 car

ZC_1_08 — Psycholinguistics & Language-Thought Relationship

Psycholinguistics investigates the cognitive processes underlying language comprehension, production, and acquisition — and the relationship between language and thought has been one of the most debated questions in cogn

ZC_1_11 — Psychology of Time

The psychology of time encompasses how humans perceive duration, orient themselves across past-present-future, and how temporal cognition influences decision-making, memory, motivation, and well-being.

ZC_4_19 — Disaster Resilience Anthropology: Cultural Adaptation to Catastrophe

Disaster anthropology — the study of how human societies prepare for, experience, respond to, and recover from catastrophic events — emerged as a distinct subfield through the work of Anthony Oliver-Smith (University of

T_3_00 — Cognitive Perception: Subfolder Summary

T_5_02 — Psychology of Music

Music psychology investigates how humans perceive, produce, respond emotionally to, and are transformed by music — drawing on cognitive psychology, auditory neuroscience, developmental psychology, and clinical applicatio

T_5_05 — Parapsychology and Anomalous Cognition

Parapsychology is the scientific study of claimed anomalous psychological phenomena — particularly extrasensory perception (ESP) (telepathy, clairvoyance, precognition) and psychokinesis (PK) (mental influence on physica

D_5_19 — Optical Illusions, Entasis, and Perceptual Engineering in Ancient Architecture

Ancient architects across multiple civilizations independently discovered and exploited principles of human visual perception — engineering deliberate optical corrections and illusions into their most important structure