RESEARCH BASE

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

3,721 Documents 34 Sections 43,625 Citations 34,852 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.

658 results for "near-death experience NDE" — page 23 of 33

L_2_05 Verified Genetics & Origins

L_2_05 — Americas Peopling Genetics

The peopling of the Americas is one of the clearest cases where ancient DNA and archaeology have converged to overturn an older narrative. The core model now favored by genetics is that the main ancestry of Indigenous Am

Americas peopling Beringia Clovis pre-Clovis Native American genetics mtDNA haplogroups
L_3_04 Verified Genetics & Origins

L_3_04 — Y-Chromosome Phylogeny and Patrilineal Deep History

The Y chromosome, transmitted exclusively from father to son, provides a uniquely informative window into patrilineal human history.

Y-chromosome haplogroup patrilineal Y-chromosomal Adam A00 R1b
L_5_04 Verified Genetics & Origins

L_5_04 — Ancient Microbiome and Paleomicrobiology

Paleomicrobiology — the study of ancient microorganisms through the application of molecular techniques (ancient DNA extraction, metagenomics, proteomics) to archaeological and paleontological material — has revolutioniz

microbiome paleomicrobiology ancient DNA aDNA dental calculus coprolite
L_5_14 Verified Genetics & Origins

L_5_14 — Amino Acid Racemization Dating Method

Amino acid racemization (AAR) — a geochronological dating technique based on the chemical conversion of L-amino acids (the biologically predominant enantiomer in living organisms) to D-amino acids (the mirror-image confi

amino acid racemization AAR dating method D/L ratio enantiomers isoleucine epimerization
Y_4_14 Verified Altered States

Y_4_14 — Virtual Reality, Immersive Technology, and Altered Perception

Virtual reality (VR) and immersive technologies create genuine altered states of perception — not merely visual illusions but deep modifications of body ownership, spatial awareness, self-identity, and emotional processi

virtual reality VR augmented reality AR embodiment rubber hand illusion
Y_4_03 Verified Altered States

Y_4_03 — Shamanic Practices / Altered States Synthesis

Shamanic practices represent humanity's oldest spiritual technology, attested across every inhabited continent from at least 30,000 BCE (Upper Paleolithic cave art) to the present day. Despite vast cultural distances — g

shamanism altered states Mircea Eliade ecstasy trance soul journey
Y_4_21 Credible Altered States

Y_4_21 — Fasting-Induced Altered States

Fasting-induced altered states of consciousness — visionary experiences, euphoria, time distortion, dissociation, and mystical-type experiences produced by prolonged food deprivation — represent one of humanity's oldest

fasting altered states ketosis beta-hydroxybutyrate vision quest asceticism
Y_5_09 Credible Altered States

Y_5_09 — Firewalking: Altered States, Pain Override, and Ritual Confidence

Firewalking — the practice of walking barefoot over a bed of hot embers, coals, or heated stones — is one of the most dramatic and visually arresting ritual practices in world culture, documented across diverse tradition

firewalking fire ritual Anastenaria pain override Leidenfrost effect endorphins
Y_5_02 Verified Altered States

Y_5_02 — CIA Gateway Process, Monroe Institute & Hemi-Sync

The CIA's Gateway Process Analysis Report (1983) is a declassified U.S. Army Intelligence document that evaluated the Monroe Institute's Hemi-Sync technology for potential military/intelligence applications. Written by L

Gateway Process Gateway Experience Monroe Institute Hemi-Sync binaural beats Robert Monroe
Y_2_00 Altered States

Y_2_00 — NDEs Death Consciousness: Subfolder Summary

Y_2_13 Verified Altered States

Y_2_13 — Ecstatic Seizures: Dostoevsky, Elation, and Temporal Lobe Pre-Ictal States

Ecstatic seizures — epileptic seizures preceded or accompanied by intense feelings of bliss, transcendence, clarity, and profound meaning rather than the typical dread, confusion, or dysphoria — represent one of the most

ecstatic seizure Dostoevsky temporal lobe epilepsy ecstatic aura neurotheology seizure
Y_2_08 Verified Altered States

Y_2_08 — Anesthesia, Consciousness, and Awareness

General anesthesia — the pharmacological induction of unconsciousness, amnesia, analgesia, and immobility — is one of the most profound alterations of consciousness that humans routinely produce, yet how anesthetics actu

anesthesia general anesthesia consciousness awareness under anesthesia anesthetic awareness ether
Y_3_02 Verified Altered States

Y_3_02 — Meditation, Neuroplasticity, and Contemplative Neuroscience

Meditation — the systematic training of attention and awareness — has been practiced for at least 3,000-5,000 years (earliest evidence: Indus Valley seal of a seated figure in meditation posture, ~2600 BCE; earliest text

meditation neuroplasticity mindfulness MBSR default mode network DMN
Y_1_04 Verified Altered States

Y_1_04 — Psychedelic Renaissance — Clinical Research and Consciousness

The psychedelic renaissance — a resurgence of rigorous scientific research on psychedelic substances after decades of prohibition — has produced some of the most significant findings in 21st-century psychiatry and consci

psychedelic renaissance psilocybin MDMA therapy ketamine DMT ayahuasca
Y_1_03 Credible Altered States

Y_1_03 — Classical Antiquity Entheogens Synthesis

This document examines Classical Antiquity Entheogens Synthesis, a topic within the Consciousness research area. Key areas of investigation include Were Ancient Mediterranean Religions Entheogenic?, Why This Matters, The

entheogens psychedelics mystery religions Eleusinian Mysteries kykeon ergot
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_18 Verified Altered States

Y_1_18 — Addiction Neurochemistry: Reward Circuits, Tolerance & Therapeutic Frontiers

Addiction — now formally termed substance use disorder (SUD, DSM-5) — is a chronic, relapsing brain disorder characterized by compulsive drug seeking despite harmful consequences, affecting approximately 35 million peopl

addiction neurochemistry dopamine-reward mesolimbic-pathway opioid-crisis tolerance-dependence
Y_1_07 Credible Altered States

Y_1_07 — Ego Dissolution and Psychedelic Neuroscience

Ego dissolution — the temporary loss of the subjective sense of self, personal boundaries, and the distinction between self and world — is among the most profound and therapeutically significant effects of serotonergic p

ego dissolution psychedelic neuroscience default mode network psilocybin LSD DMT
Y_1_10 Credible Altered States

Y_1_10 — Ibogaine: African Plant Medicine and Addiction Interruption

Ibogaine is a naturally occurring psychoactive indole alkaloid derived from the root bark of the West African shrub Tabernanthe iboga, which has been used for centuries in the Bwiti spiritual tradition of Gabon, Cameroon

ibogaine iboga Tabernanthe iboga Bwiti addiction interruption opioid withdrawal
H_1_03 Verified Suppression & Thesis

H_1_03 — The Inquisition and Systematic Knowledge Suppression

The Inquisition—spanning the Medieval (1184), Spanish (1478–1834),

Inquisition censorship Index Librorum Prohibitorum Galileo