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.

3,676 results for "Y haplogroup Q" — page 95 of 184

Y_5_10 Credible Altered States

Y_5_10 — Extreme Fasting: Breatharian Claims, Autophagy, and Metabolic States

Extreme fasting — prolonged and severe caloric restriction or complete food abstinence — occupies a unique position at the intersection of contemplative/ascetic practice, metabolic science, and pseudoscientific extremism

fasting autophagy caloric restriction breatharianism inedia metabolic states
Y_5_12 Speculative Altered States

Y_5_12 — Dark Retreat: Extended Light Deprivation and Endogenous Visionary States

The dark retreat (yangti nagpo or mun mtshams in Tibetan) is an advanced contemplative practice — primarily within the Dzogchen (Great Perfection) tradition of Tibetan Buddhism and the closely related Bön tradition — in

dark retreat yangti Tibetan Buddhism melatonin DMT hypothesis light deprivation
Y_5_21 Credible Altered States

Y_5_21 — Sound Healing and Acoustic Therapy: Vibration, Resonance, and Therapeutic Sound

Sound healing encompasses a spectrum from evidence-based clinical music therapy to ancient and modern practices using specific frequencies, instruments, and resonance for therapeutic purposes. Clinical music therapy — pr

sound healing acoustic therapy cymatics binaural beats 432 hz 528 hz
Y_5_15 Verified Altered States

Y_5_15 — Altitude Sickness and High-Altitude Consciousness: Mountain Visions

Altitude sickness — a spectrum of syndromes caused by hypobaric hypoxia (reduced oxygen partial pressure at elevation) — produces some of the most dramatic and well-documented involuntary altered states of consciousness

altitude sickness hypoxia third-man factor Everest high-altitude cerebral edema HACE
Y_5_06 Verified Altered States

Y_5_06 — Extreme Environments, Isolation, and Consciousness

Extreme environments and prolonged isolation produce distinctive altered states of consciousness — hallucinations, dissociation, time distortion, the sensation of an unseen companion, and profound shifts in self-identity

isolation extreme environments polar psychology space psychology solitary confinement solo sailing
Y_5_20 Verified Altered States

Y_5_20 — MDMA Pharmacology: Entactogen Mechanisms, Therapeutic Potential, and Risks

MDMA (3,4-methylenedioxymethamphetamine), commonly known as ecstasy or molly, is a synthetic entactogen (from Latin tactus, "touching within") that produces profound feelings of emotional closeness, empathy, trust, and w

MDMA ecstasy entactogen empathogen serotonin PTSD therapy
Y_5_19 Verified Altered States

Y_5_19 — Congenital Insensitivity to Pain: SCN9A, Nociception, and the Neuroscience of Painlessness

Congenital insensitivity to pain (CIP) encompasses a group of rare inherited conditions in which individuals are born with absent or severely diminished pain perception while retaining other sensory modalities (touch, pr

congenital insensitivity to pain CIP CIPA SCN9A Nav1.7 nociception
Y_5_17 Speculative Altered States

Y_5_17 — Astral Projection Laboratory Research

Astral projection — the subjective experience of consciousness separating from the physical body and traveling independently — has been reported across virtually all human cultures throughout history, from ancient Egypti

astral projection out-of-body experience OBE Charles Tart Robert Monroe temporo-parietal junction
Y_2_05 Credible Altered States

Y_2_05 — Near-Death Experiences: Cross-Cultural Analysis

Near-death experiences (NDEs) — profound subjective experiences occurring during clinical death, cardiac arrest, or perceived proximity to death — have been reported across virtually all cultures and historical periods.

near-death experience NDE cross-cultural NDE tunnel experience life review being of light out-of-body experience
Y_2_07 Verified Altered States

Y_2_07 — Temporal Lobe Epilepsy and Religious Experience

Temporal lobe epilepsy (TLE) — seizures originating in the temporal lobes, which contain structures critical for memory (hippocampus), emotion (amygdala), and sensory-experiential processing — produces some of the most d

temporal lobe epilepsy TLE Geschwind syndrome ecstatic seizure Dostoevsky religious experience
Y_2_02 Verified Altered States

Y_2_02 — Terminal Lucidity

This document examines Terminal Lucidity, a topic within the Consciousness research area. Key areas of investigation include What Is Terminal Lucidity?, Why This Is Anomalous, The Significance for Consciousness Studies.

terminal lucidity paradoxical lucidity near-death lucidity deathbed phenomena Nahm Greyson
Y_2_11 Verified Altered States

Y_2_11 — Déjà Vu and Anomalous Memory Experiences

Déjà vu — from the French "already seen" — is the subjective, compelling sensation that a present experience has been previously encountered, despite the experiencer's knowledge that the situation is objectively novel. F

déjà vu anomalous memory temporal lobe familiarity recollection dual-process theory
Y_2_15 Credible Altered States

Y_2_15 — Breathwork Traditions: Holotropic, Tummo, and Physiological Extremes

Breathwork — the deliberate manipulation of breathing patterns to induce altered physiological and psychological states — represents one of humanity's oldest and most accessible methods for modifying consciousness, with

breathwork holotropic-breathing tummo wim-hof-method pranayama hyperventilation
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_2_17 Verified Altered States

Y_2_17 — Barrier Gating and Altered States of Consciousness

Altered states of consciousness — produced by psychedelics, anesthetics, hypnagogic and hypnopompic transitions, near-death events, deep meditation, breathwork, and sensory deprivation — share a common functional signatu

altered states default mode network REBUS psychedelics ion channels blood-brain barrier
Y_2_04 Verified Altered States

Y_2_04 — Neuroscience of Death — Terminal Lucidity and Dying Brain

The neuroscience of death has emerged as a legitimate research frontier, revealing that dying is not a simple cessation but a complex neurobiological process with surprising features. Michael Nahm and Bruce Greyson's doc

terminal lucidity dying brain gamma wave surge cortical spreading depolarization near-death experience DMT hypothesis
Y_3_19 Credible Altered States

Y_3_19 — Kundalini Scientific Research

Kundalini — described in Hindu and yogic traditions as a dormant spiritual energy coiled at the base of the spine that can be awakened through meditation, yoga, or spontaneously, rising through the chakra system to produ

kundalini kundalini awakening yoga energy shakti chakra
Y_3_13 Credible Altered States

Y_3_13 — Visionary Art: Depicting Altered States from Hildegard to Grey

Visionary art — artistic creation inspired by, depicting, or emerging from altered states of consciousness — spans the entire history of human image-making, from Paleolithic cave paintings (whose geometric patterns David

visionary art Alex Grey Hildegard of Bingen psychedelic art Huichol entoptic phenomena
Y_3_12 Credible Altered States

Y_3_12 — Whirling Dervishes: Sufi Sema Ceremony and Rotational Consciousness

The whirling dervishes — practitioners of the sema (or sama) ceremony of the Mevlevi order — are among the most recognizable embodiments of Sufi mysticism: figures in tall camel-hair hats (sikke) and flowing white skirts

whirling dervishes Mevlevi order Rumi sema Sufi spinning