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.
3,721 results for "Population I" — page 122 of 187
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
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
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
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
Y_5_14 — Drumming and Rhythmic Entrainment: Percussive Paths to Trance
Drumming and rhythmic entrainment — the use of sustained, repetitive percussive sound to alter consciousness — is one of the oldest and most universal methods of inducing trance states across human cultures. From the fra
Y_5_01 — Remote Viewing & Psychic Programs
The U.S. government spent $20M+ over 23 years (1972–1995) investigating psychic phenomena under classified programs known collectively as "Stargate." Research was published in Nature (1974) and IEEE (1976). The program p
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
Y_5_22 — Brainwave Entrainment: Neural Oscillation, Binaural Beats, and Auditory Driving
Brainwave entrainment refers to the capacity of external rhythmic stimuli — auditory, visual, or electromagnetic — to synchronize endogenous neural oscillation patterns toward the frequency of the stimulus, a phenomenon
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
Y_5_04 — Anomalous Human Abilities — Yogic Siddhis, Firewalking, and Extreme Performance
Human cultures have long documented individuals who demonstrate extraordinary physical and mental abilities that challenge conventional understanding of human limits. This document surveys the full spectrum, from well-do
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.
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).
Y_2_03 — Reincarnation Research — Stevenson, Tucker, Past-Life Memories
Reincarnation research — the systematic, empirical investigation of claims that individuals (typically young children) possess verified memories of previous lives — represents one of the most methodologically rigorous pr
Y_2_16 — Near-Death Experience Latest Research
Near-death experiences (NDEs) — the vivid, structured experiences reported by approximately 10–20% of cardiac arrest survivors (including out-of-body perception, tunnel experiences, life reviews, encounters with deceased
Y_2_06 — Dissociation, Depersonalization, and Derealization
Dissociation — the disruption of normally integrated functions of consciousness, memory, identity, emotion, perception, behavior, and sense of self — represents one of the most revealing natural experiments for understan
Y_2_01 — NDEs, OBEs & Consciousness Studies
Modern consciousness research — NDEs in cardiac arrest patients, children's past-life memories, and DMT-induced entity encounters — produces data that intersects remarkably with ancient descriptions of death journeys, as
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
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.
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
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
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