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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.

9 results for "deathbed visions"

Credible

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

near-death experience NDE afterlife out-of-body experience cardiac arrest AWARE study

Y_2_14 Credible Altered States

Y_2_14 — Dying Process Phenomenology: Shared Death Experiences and After-Death Communication

The phenomenology of death and the experiences reported by those who witness the dying process include several distinct categories of altered-state phenomena that extend beyond the well-known near-death experience (NDE).

shared death experience after-death communication deathbed visions grief hallucinations terminal lucidity Moody

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_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

K_4_15 Credible Consciousness

K_4_15 — Shared Death Experiences

Shared death experiences (SDEs) are reported phenomena in which a person who is physically healthy — typically a family member, caregiver, or bystander present at a death — describes experiencing some or all of the featu

shared death experience SDE near-death experience NDE deathbed vision empathic death

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_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

K_4_01 Verified Consciousness

K_4_01 — Shamanism, Entheogens & Serpent Visions

Shamanism as a cross-cultural altered-state practice is Tier 1 anthropology (Eliade 1964, Winkelman 2010). Clinical psilocybin and DMT research is Tier 1 (Griffiths 2006/2019, Strassman 2001, Davis 2021). The consistent

shamanism DMT ayahuasca psilocybin Strassman Harner

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

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