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.

78 results for "psychedelic threshold" — page 3 of 4

B_4_10 Verified Beings & Entities

B_4_10 — Hag, Baba Yaga, and Crone Archetypes

The Crone — an aged, powerful, often terrifying supernatural woman who serves as gatekeeper between worlds, tester of heroes, devourer of the unworthy, and keeper of hidden wisdom — is among the most ancient and widespre

hag Baba Yaga crone wise woman old woman witch
B_2_07 Credible Beings & Entities

B_2_07 — Fairy, Fae, and 'Hidden People' Traditions

Across virtually every human culture, traditions exist of "hidden peoples" — beings who inhabit a parallel realm adjacent to but normally invisible within the human world. In Ireland, they are the Aos Sí (Tuatha Dé Danan

fairy fae faerie sidhe aos sí tuatha dé danann
ZD_1_18 Verified Information & Computation

ZD_1_18 — Quantum Error Correction

Quantum error correction (QEC) protects quantum information against decoherence and operational error by encoding a single logical qubit redundantly across many physical qubits, then detecting errors via syndrome measure

quantum error correction QEC Shor code Steane code CSS code stabilizer formalism
ZD_5_19 Verified Information & Computation

ZD_5_19 — Stochastic Resonance: When Noise Enhances Signal

Stochastic resonance (SR) is the counterintuitive phenomenon whereby adding noise to a nonlinear system enhances its ability to detect weak signals — directly contradicting the classical engineering intuition that noise

stochastic resonance noise signal detection nonlinear systems sensory enhancement bistable systems
Y_0_00 Altered States

Y_0_00 — Altered States & Psychedelics: Section Summary

Y_2_09 Verified Altered States

Y_2_09 — Sleep Paralysis, Hypnagogia, and Liminal States

Sleep paralysis — a temporary inability to move or speak while falling asleep or waking — is one of the most universal and culturally interpreted altered states, experienced by an estimated 7.6% of the general population

sleep paralysis hypnagogia hypnopompia hypnagogic hallucination old hag kanashibari
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_1_11 Verified Altered States

Y_1_11 — Ketamine: Dissociative Anesthetic and Consciousness Explorer

Ketamine is a dissociative anesthetic — first synthesized by Calvin Stevens in 1962 and introduced into clinical use by Edward Domino and Guenter Corssen (1966) — that has undergone a remarkable transformation from battl

ketamine dissociative anesthetic K-hole NMDA antagonist depression esketamine
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_00 Altered States

Y_1_00 — Psychedelics Entheogens: Subfolder Summary

ZE_3_18 Credible Ethics & Applied Philosophy

ZE_3_18 — Frontier Ethics Survey

Frontier ethics examines the moral dimensions of technologies and practices at the edge of current scientific capability — where regulatory frameworks, ethical traditions, and public understanding lag behind technologica

frontier ethics consciousness uploading psychedelic therapy regulation CRISPR germline editing longevity ethics UAP technology
ZE_2_11 Verified Ethics & Applied Philosophy

ZE_2_11 — Liminality, Ritual Transition, and Ethics of Transformation

Liminality — from the Latin limen (threshold) — describes the ambiguous middle phase of ritual transitions where participants are "betwixt and between" established social categories. Arnold van Gennep (Les rites de passa

liminality Victor Turner van Gennep rites of passage communitas liminal space
R_2_07 Credible Biology & Evolution

R_2_07 — Stoned Ape Hypothesis — Psilocybin, Cognitive Evolution, and the McKenna Theory

The "Stoned Ape Hypothesis," proposed by ethnobotanist Terence McKenna in Food of the Gods (1992), posits that the consumption of psilocybin-containing mushrooms by early hominids (particularly Homo erectus and Homo erga

stoned ape hypothesis Terence McKenna psilocybin mushrooms cognitive evolution neurogenesis
S_2_10 Verified Future Technology

S_2_10 — Gene Drives: Ecosystem Engineering and Extinction Technology

Gene drives are genetic engineering systems that bias inheritance in sexually reproducing organisms, causing a modified gene to spread through a wild population at rates far exceeding normal Mendelian inheritance (which

gene drive CRISPR selfish gene super-Mendelian inheritance Cas9 population genetics
ZA_5_05 Verified Physics & Quantum

ZA_5_05 — Quantum Error Correction: Protecting Quantum Information from Decoherence

Quantum error correction (QEC) — the encoding of quantum information across multiple physical qubits to protect it from decoherence and operational errors — is widely regarded as the critical enabling technology for larg

quantum error correction QEC qubit decoherence surface code logical qubit
ZA_5_22 Verified Physics & Quantum

ZA_5_22 — Ionizing Radiation: Physics, Biological Effects, and Applications

Ionizing radiation — electromagnetic waves or particles with sufficient energy (>10 eV) to remove electrons from atoms — was discovered in the final years of the 19th century through a rapid sequence of breakthroughs: Wi

ionizing radiation radioactivity alpha particles gamma rays X-rays DNA damage
U_3_04 Verified Art, Music & Culture

U_3_04 — Fermentation, Brewing & Sacred Beverages

Fermentation — the biochemical conversion of sugars to alcohol and carbon dioxide by yeast and bacteria — is among humanity's oldest biotechnologies, with evidence of intentional fermented beverages dating to the Jiahu r

fermentation brewing beer wine mead sake
U_4_05 Verified Art, Music & Culture

U_4_05 — Food as Culture — Sacred Cuisine & Taboos

Food is never merely nutrition — it is universally the medium through which societies construct identity, enforce social boundaries, communicate with the divine, encode ecological knowledge, mark rites of passage, and ex

food culture food taboos sacred cuisine kosher halal soma
W_4_07 Verified World Civilizations

W_4_07 — Amazonian Traditions, Plant Teachers, and the Ayahuasca Complex

The Amazon Basin — the world's largest tropical rainforest — is home to approximately 400 indigenous groups with an extraordinary tradition of plant-based knowledge unmatched anywhere on Earth. At the center of this trad

ayahuasca DMT Banisteriopsis caapi Psychotria viridis Shipibo icaros
W_4_00 World Civilizations

W_4_00 — Americas Pacific Indigenous: Subfolder Summary