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.

1,463 results for "Bi Sheng" — page 29 of 74

W_4_04 Verified World Civilizations

W_4_04 — Mississippian Culture — Cahokia, Mound Builders, and the Southeastern Ceremonial Complex

Cahokia, located near present-day East St. Louis, Illinois, was the largest pre-Columbian settlement north of Mexico, reaching a peak population of 20,000 or more around 1050-1200 CE. The site features Monks Mound — the

Cahokia Mississippian culture mound builders Monks Mound Southeastern Ceremonial Complex SECC
W_4_02 Verified World Civilizations

W_4_02 — Polynesian Navigation and Rapa Nui

The Polynesian settlement of the Pacific Ocean — the largest migration in human prehistory — colonized virtually every inhabitable island across 16 million km² of open ocean using non-instrument navigation techniques of

Polynesia Polynesian navigation star compass wayfinding Rapa Nui Easter Island
W_1_15 Credible World Civilizations

W_1_15 — Elamite Civilization: Susa, Proto-Writing, and Indo-Iranian Bridge

Elam — one of the oldest civilizations in the world, contemporary with and frequently interacting with Sumer, Akkad, and Babylonia — flourished in southwestern Iran (primarily the lowland plain of Khuzestan and the highl

Elam Elamite Susa Anshan proto-Elamite cuneiform
W_1_13 Verified World Civilizations

W_1_13 — Mesopotamian Daily Life and Urban Civilization

Beyond the well-known temples, ziggurats, and royal inscriptions, the cuneiform record preserves an extraordinarily detailed picture of everyday Mesopotamian life spanning over 3,000 years. Tens of thousands of clay tabl

Mesopotamia Sumer Babylon Ur cuneiform daily life
W_1_06 Verified World Civilizations

W_1_06 — Nabataean Civilization — Petra, Water Engineering, and Dushara

- [Quick Summary](#quick-summary)

Nabataean Petra Al-Khazneh Dushara Al-Uzza water engineering
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_3_03 Verified World Civilizations

W_3_03 — Great Zimbabwe and Southern African Civilizations

Great Zimbabwe, located in southeastern Zimbabwe, was the capital of a prosperous Shona-speaking civilization that flourished from the 11th to 15th centuries CE, and represents the largest stone structure in sub-Saharan

Great Zimbabwe Mapungubwe dry-stone architecture Zimbabwe Birds soapstone Great Enclosure
W_3_04 Verified World Civilizations

W_3_04 — Swahili Coast — Maritime Trade, City-States, and Cultural Exchange

The Swahili Coast — stretching over 2,000 miles from Mogadishu to Mozambique — was home to a network of prosperous maritime city-states that flourished from the 8th through 16th centuries CE, serving as the western ancho

Swahili Kilwa Zanzibar Mombasa Lamu Indian Ocean trade
W_2_08 Verified World Civilizations

W_2_08 — Korean Shamanism (Muism / Musok)

Korean shamanism (Muism or Musok, 무속) is one of the oldest continuous spiritual traditions in East Asia, predating the introduction of Buddhism (4th century CE) and Confucianism to the Korean peninsula. Centered on mudan

Korean shamanism Muism Musok mudang manshin baksu
W_2_06 Verified World Civilizations

W_2_06 — Sikh Tradition — Guru Nanak, Adi Granth, and Universal Brotherhood

Sikhism, founded by Guru Nanak (1469–1539 CE) in the Punjab region, is the youngest of the world's major religions and among the most radical in its rejection of caste hierarchy, gender inequality, and empty ritual. Its

Sikhism Guru Nanak Adi Granth Guru Granth Sahib Khalsa langar
W_2_26 Verified World Civilizations

W_2_26 — Mauryan and Ashokan Empire

The Mauryan Empire (c. 322–185 BCE) was the first empire to unify nearly the entire Indian subcontinent under a single political authority, stretching at its zenith from Afghanistan and Baluchistan in the west to Bengal

Maurya Ashoka Chandragupta Arthashastra Kautilya Pataliputra
W_2_03 Verified World Civilizations

W_2_03 — Daoism and Chinese Alchemy

Daoism is one of the world's oldest continuous philosophical-religious traditions, originating in China by at least the 4th century BCE and likely much earlier. Its alchemical tradition encompasses both waidan (external

Daoism Taoism internal alchemy neidan waidan external alchemy
W_5_01 Verified World Civilizations

W_5_01 — Scythian / Steppe Nomad Traditions and Animal Style Art

The Scythians (c. 900–200 BCE) were a confederation of Iranian-speaking steppe nomads who dominated the Eurasian grasslands from the Black Sea to the Altai Mountains. Known primarily through Herodotus (Book IV) and spect

Scythian Scythia steppe nomads Pazyryk kurgan Kurgan hypothesis
W_5_12 Credible World Civilizations

W_5_12 — Lapita Culture: Pacific Colonization and Pottery Horizon

The Lapita cultural complex (c. 1600/1500–500 BCE) was the foundational maritime culture that colonized Remote Oceania — transforming the Pacific from a barrier into a highway and ultimately giving rise to the Polynesian

Lapita Pacific Oceania colonization pottery Melanesia
W_5_23 Verified World Civilizations

W_5_23 — Viking Expansion: Detailed Analysis

The Viking Age (c. 793–1066 CE) was a period of dramatic Scandinavian expansion during which Norse seafarers, warriors, traders, and settlers from Denmark, Norway, and Sweden extended their reach across an astonishing ge

Viking Norse Vinland L'Anse aux Meadows longship Danelaw
W_5_04 Verified World Civilizations

W_5_04 — Sufi Mysticism and Islamic Esotericism

Sufism (Arabic: tasawwuf) — the mystical/esoteric dimension of Islam — represents one of humanity's most profound traditions of direct experiential knowledge of the Divine (ma'rifa/gnosis). While orthodox Islam emphasize

Sufism tasawwuf mysticism dhikr fana baqa
W_5_13 Credible World Civilizations

W_5_13 — Mississippian Decline: Cahokia Collapse and Abandonment Theories

Cahokia — the largest pre-Columbian city north of Mexico, located in the American Bottom floodplain of the Mississippi River near modern-day St. Louis, Missouri/East St. Louis, Illinois — rose rapidly around 1050 CE to b

Mississippian Cahokia collapse abandonment mound city depopulation
Verified

TOA_Transparency — Research Methodology & Verification Overview

Theories of Anything is a 3,627-document multi-disciplinary research knowledge base built through a human–AI partnership (Gortiva and Cairn, a Claude-based model from Anthropic). Every document follows an identical templ

research methodology fact-checking source verification quality scoring AI partnership epistemic integrity
ZH_4_03 Verified Archaeoastronomy

ZH_4_03 — Star Myths and Constellation Stories Across Cultures

Every human culture that has observed the night sky has organized the visible stars into patterns — constellations, asterisms, and star groups — and woven them into narrative frameworks that encode cosmological beliefs,

constellation star myth asterism Ursa Major Orion Pleiades
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