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.

87 results for "ulu" — page 1 of 5

E_4_27 Verified Cataclysms & Chronology

E_4_27 — Chicxulub Impact and the K-Pg Mass Extinction

The Chicxulub impact was a catastrophic asteroid strike that occurred approximately 66.043 ± 0.011 million years ago at what is now the Yucatan Peninsula, Mexico, marking the boundary between the Cretaceous and Paleogene

Chicxulub K-Pg boundary Cretaceous-Paleogene asteroid impact iridium anomaly mass extinction
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
O_2_11 Verified Earth Anomalies

O_2_11 — Impact Craters: Chicxulub, Vredefort, Sudbury, and Crater Morphology

Impact craters — circular depressions formed by the hypervelocity collision of asteroids, comets, or meteoroids with planetary surfaces — are among the most geologically significant features on Earth and throughout the s

impact crater Chicxulub Vredefort Sudbury Barringer meteorite
C_4_16 Verified Global Traditions

C_4_16 — Zulu and Southern African Cosmologies

Zulu and broader Southern African cosmologies constitute one of the richest and most dynamic indigenous religious systems on the African continent, rooted in Bantu-speaking peoples' migrations into the region over the pa

Unkulunkulu Nomkhubulwane amadlozi isangoma inyanga Zulu creation
E_1_12 Verified Cataclysms & Chronology

E_1_12 — Impact Winter Theory: Nuclear Winter and Chicxulub Parallels

The impact winter hypothesis describes the catastrophic global darkening and cooling that follows a major asteroid or comet impact, caused by the injection of vast quantities of dust, soot, and aerosols into the Earth's

impact winter nuclear winter Chicxulub K-Pg mass extinction asteroid impact
E_1_06 Verified Cataclysms & Chronology

E_1_06 — Chicxulub Impact and the K-Pg Boundary

Approximately 66 million years ago, at the boundary between the Cretaceous and Paleogene periods (K-Pg boundary, formerly K-T boundary), a ~10 km diameter asteroid struck what is now the Yucatán Peninsula of Mexico, crea

Chicxulub K-Pg boundary Cretaceous Paleogene asteroid impact iridium anomaly
ZD_1_08 Verified Information & Computation

ZD_1_08 — Lambda Calculus and Functional Programming

Lambda calculus, invented by Alonzo Church in the 1930s as a formal system for expressing computation via function abstraction and application, stands alongside Turing machines as a foundational model of computation. Chu

lambda calculus functional programming Church Turing computability Church-Turing thesis
ZD_1_14 Verified Information & Computation

ZD_1_14 — Type Theory: Lambda Calculus, Dependent Types, and the Curry-Howard Correspondence

Type theory is a foundational framework in mathematics, logic, and computer science that classifies values and expressions into types — categories that determine what operations are valid: a natural number can be added t

type theory lambda calculus dependent types Curry-Howard Coq Lean
V_3_10 Verified Mathematics & Information

V_3_10 — Tensor Calculus and Differential Geometry: The Mathematics of Curved Spaces

Tensor calculus and differential geometry provide the mathematical language for describing curved spaces — from the geometry of Earth's surface to the curvature of spacetime in general relativity. Developed through the w

tensor calculus differential geometry manifolds Riemannian geometry curvature Riemann curvature tensor
V_2_05 Verified Mathematics & Information

V_2_05 — Calculus & Infinitesimals: Newton, Leibniz & the Kerala School

Calculus — the mathematics of continuous change — is arguably the most powerful intellectual tool ever created, enabling the scientific revolution, modern physics, engineering, economics, and computation.

calculus Newton Leibniz Kerala school Madhava infinitesimal
M_5_21 Verified Forbidden Archaeology

M_5_21 — Maritime Archaeology & Submerged Ancient Sites

Maritime archaeology — the study of human interaction with the sea through material remains — has revealed that the ocean floor and coastal shelves hold some of the most significant and best-preserved evidence of ancient

maritime archaeology underwater archaeology shipwreck submerged site sea-level rise Antikythera
A_1_03 Credible Foundations

A_1_03 — The Apkallu & Oannes: The Seven Sages Who Taught Civilization

This document examines The Apkallu & Oannes: The Seven Sages Who Taught Civilization, a topic within the Foundations research area. Notable findings include: Berossus** (Βηρωσσός) — Babylonian priest of Bel (Marduk), ~28

Apkallu Oannes Seven Sages Berossus fish-man bird-man
U_4_07 Verified Art, Music & Culture

U_4_07 — Calligraphy & Illuminated Manuscripts

Calligraphy — the art of beautiful writing — elevates script beyond communication into visual art, spiritual practice, and cultural identity marker, and exists as a major tradition in Islamic, East Asian, and Western civ

calligraphy illuminated manuscript Book of Kells Lindisfarne Gospels Arabic calligraphy Chinese calligraphy
W_3_01 Verified World Civilizations

W_3_01 — Bantu Cosmology, Migration, and Iron Traditions

The Bantu expansion (~3000 BCE–500 CE) is one of the largest and most consequential human migrations in history: speakers of proto-Bantu languages from the Nigeria-Cameroon borderland spread across most of sub-Saharan Af

Bantu Bantu expansion Bantu migration Niger-Congo proto-Bantu iron smelting
W_5_02 Verified World Civilizations

W_5_02 — Celtic and Druidic Traditions

The Celtic peoples — a linguistic and cultural group spread across Europe from Anatolia to Ireland between roughly 800 BCE and 400 CE — developed one of the most sophisticated pre-literate knowledge systems in the Wester

Celtic Druid Druidism Druidry ogham sacred grove
W_5_15 Credible World Civilizations

W_5_15 — Aboriginal Australian Civilizations: 65,000 Years of Continuous Culture

Aboriginal Australians represent the oldest continuous cultural tradition in the world — with archaeological evidence of human occupation of the Australian continent dating back at least 65,000 years (Madjedbebe rock she

Aboriginal Australia Dreamtime Dreaming songlines rock art
ZH_4_06 Verified Archaeoastronomy

ZH_4_06 — Comets and Meteors in Cultural History: Omens to Science

Throughout human history, comets — with their dramatic, unpredictable appearances and luminous tails stretching across the sky — have been among the most powerful celestial omens, inspiring fear, wonder, and interpretive

comet meteor meteorite fireball bolide shooting star
ZH_2_16 Verified Archaeoastronomy

ZH_2_16 — Islamic Astronomical Tables (Zīj): Precision Observation and Computational Tradition from Baghdad to Samarkand

The zīj (Arabic: زيج, plural zījāt) is the Islamic astronomical handbook tradition — comprehensive sets of numerical tables and computational instructions enabling astronomers to calculate the positions of the Sun, Moon,

zij Islamic astronomy astronomical tables al-Khwarizmi Ptolemy planetary theory
ZH_2_03 Verified Archaeoastronomy

ZH_2_03 — Islamic Golden Age Astronomy: Observatories and Star Catalogs

Islamic astronomy (c. 750–1500 CE) represents one of the most productive and sophisticated periods in the history of astronomical science — a sustained tradition of observation, mathematical innovation, and critical enga

Islamic astronomy Arabic astronomy observatory star catalog al-Sufi al-Battani
ZH_2_07 Verified Archaeoastronomy

ZH_2_07 — Persian and Central Asian Astronomical Heritage

The astronomical traditions of Persia (Iran) and Central Asia (modern Uzbekistan, Tajikistan, Afghanistan, Turkmenistan) produced some of the most important astronomers, observatories, and star catalogs in pre-modern his

Persian astronomy Ulugh Beg Samarkand Nowruz zij tables Omar Khayyam