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.

71 results for "NCA" — page 3 of 4

ZG_5_19 Verified Linguistics & Communication

ZG_5_19 — Marija Gimbutas: Old Europe, Goddess Archaeology, and the Kurgan Hypothesis

Marija Gimbutas (1921–1994) was a Lithuanian-American archaeologist whose "Kurgan hypothesis" and "Old Europe" thesis fundamentally reshaped Indo-European studies and Neolithic archaeology. Working at UCLA from 1963 unti

marija gimbutas old europe goddess culture kurgan hypothesis indo-european origins neolithic
J_3_06 Verified Ancient Technology

J_3_06 — Megalithic Construction Techniques

The quarrying, transport, and erection of megaliths — large stone blocks ranging from several tons to over 1,000 tons — is one of the most impressive and debated aspects of ancient engineering. Major megalithic achieveme

megalith monolith quarrying transporting stones Stonehenge Easter Island
J_2_08 Verified Ancient Technology

J_2_08 — Ancient Pigments, Paints, and Dye Chemistry

The human use of pigments and colorants — minerals, biological materials, and synthetic compounds used to impart color to surfaces and textiles — is one of the oldest and most culturally significant technologies, with ev

pigment dye paint ochre hematite red ochre
J_2_19 Verified Ancient Technology

J_2_19 — Polygonal Masonry: Precision Stone-Fitting in the Ancient World

Polygonal masonry — the construction of walls from irregularly shaped, multi-sided stone blocks fitted together with extraordinary precision, often without mortar — is among the most technically impressive and widely deb

polygonal masonry cyclopean walls Sacsayhuamán Alatri Mycenae Delphi
J_5_04 Verified Ancient Technology

J_5_04 — Ancient Communication Systems — Roads, Signals, and Scripts

Ancient communication systems achieved remarkable speed and coverage through integrated networks of roads, runners, signal towers, and symbolic encoding. The Roman road network spanned an estimated 85,000 km of paved hig

Roman roads Persian Royal Road Inca chasqui beacon towers hydraulic telegraph drum telegraphy
J_4_01 Verified Ancient Technology

J_4_01 — Trepanation and Ancient Neurosurgery

This document examines Trepanation and Ancient Neurosurgery, a topic within the Ancient Technology research area. Key areas of investigation include Definition and Terminology, Antiquity and Scope, The Peruvian Concentra

trepanation trephination craniotomy skull surgery John Verano Paracas
J_4_17 Verified Ancient Technology

J_4_17 — Ancient Surgery & Dental Technology

Ancient surgical and dental practices demonstrate a level of technical sophistication that frequently surprises modern researchers. Trepanation — the oldest surgical procedure — dates to at least 7,000 years ago (Ensishe

ancient surgery trepanation dental implants prosthetics Sushruta skull surgery
Q_1_07 Verified Cosmology & Physics

Q_1_07 — CMB Anomalies and the Axis of Evil

The Cosmic Microwave Background (CMB) — the afterglow of the Big Bang, emitted ~380,000 years after the universe began — is the most precisely measured radiation in the history of science. It matches the theoretical pred

CMB cosmic microwave background WMAP Planck anisotropy anomaly
Credible

INTERDOC_78 — Earth School: The Hypothesis That Physical Life Is a Consciousness Curriculum

The "Earth School" metaphor captures a cluster of related beliefs held across the world's major spiritual traditions: that human life is a deliberate experience, that souls choose or are guided into incarnation for speci

Earth school soul curriculum consciousness evolution reincarnation learning NDE life review bardo rebirth
Verified

INTERDOC_15 — Astronomical Alignment as Global Pattern

Human civilizations on every inhabited continent independently developed monumental architecture precisely aligned to astronomical events — solstices, equinoxes, cardinal directions, and specific stellar risings. Newgran

astronomical alignment archaeoastronomy solstice equinox precession Stonehenge
ZC_3_06 Verified Social Science

ZC_3_06 — Sociology of Law

Sociology of law examines law not as an autonomous system of rules but as a social institution — shaped by power, culture, and economic relations, and in turn shaping social life. Émile Durkheim (The Division of Labour i

sociology of law legal sociology law and society Durkheim Weber legal realism
ZC_2_05 Verified Social Science

ZC_2_05 — Criminology and Deviance

Criminology studies the nature, causes, consequences, and control of criminal behavior, while deviance encompasses behavior that violates social norms, whether or not it is legally criminal. Classical theories: Émile Dur

criminology deviance crime labeling theory strain theory social disorganization
D_1_11 Verified Sites & Artifacts

D_1_11 — Machu Picchu — Royal Estate of Pachacuti

Machu Picchu, located at 2,430 m asl on a narrow ridge between the peaks of Machu Picchu and Huayna Picchu in Peru's Vilcanota/Urubamba Valley, is the best-preserved Inca settlement and one of the most significant archae

Machu Picchu Pachacuti Inca Intihuatana solstice alignment ashlar masonry
B_5_12 Credible Beings & Entities

B_5_12 — Cognitive Science of Monster Concepts: Why Humans Invent Creatures

Why do all human cultures independently generate remarkably similar monster concepts — predatory hybrids, shape-shifters, reanimated corpses, giant serpents, invisible watchers? Cognitive science offers a compelling fram

monster concepts cognitive science agency detection predator detection minimally counterintuitive Pascal Boyer
B_2_13 Verified Beings & Entities

B_2_13 — Succubi, Incubi, and Supernatural Sexual Encounters

Reports of nocturnal supernatural sexual encounters constitute one of the most globally consistent categories of anomalous experience, documented across every inhabited continent and spanning thousands of years. The incu

succubus incubus Lilith supernatural sexual encounter sleep paralysis night visitor
B_2_01 Beings & Entities

B_2_01 — Reptilian Beings Overview

Reptilian/serpent beings constitute the single most widespread non-human archetype across human civilizations. Every major culture on Earth independently developed traditions of intelligent serpentine or reptilian entiti

reptilian serpent beings Nagas dragons serpent gods shapeshifting
Y_2_01 Verified Altered States

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

NDE OBE near-death experience out-of-body AWARE study Parnia
P_4_01 Credible Philosophy & Meaning

P_4_01 — Death and the Afterlife Across Cultures

Every known human culture has developed beliefs about what happens after death — making afterlife cosmology one of the most universal features of human thought. The major frameworks include: judgment and reward/punishmen

death afterlife resurrection reincarnation ancestor worship near-death experience
ZE_4_02 Verified Ethics & Applied Philosophy

ZE_4_02 — Ethics of Punishment and Restorative Justice

The ethics of punishment asks what justifies the state in deliberately imposing suffering — imprisonment, fines, community service, or historically corporal and capital punishment — on individuals who violate the law. Fo

punishment retributivism deterrence incapacitation rehabilitation restorative justice
N_2_06 Verified Secret Societies

N_2_06 — Druze — The Secret Religion of the Levant

The Druze are a distinct ethno-religious community of approximately 1-2 million people concentrated in Lebanon, Syria, Israel, and Jordan, whose faith crystallized in the early 11th century during the Fatimid Caliphate i

Druze al-Hakim Fatimid taqammus reincarnation Hikma