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.

3,669 results for "Y chromosome" — page 157 of 184

W_2_28 Credible World Civilizations

W_2_28 — Gupta Empire: Classical India's Golden Age

The Gupta Empire (c. 320–550 CE) is widely regarded as the "Golden Age" of classical India — a period of extraordinary achievement in literature, science, mathematics, philosophy, art, and architecture that set the cultu

Gupta golden age Chandragupta I Samudragupta Chandragupta II Kalidasa
W_2_00 World Civilizations

W_2_00 — Asian Civilizations: Subfolder Summary

W_5_05 Verified World Civilizations

W_5_05 — Southeast Asian Spirit Traditions (Thai, Burmese, Khmer)

Southeast Asia presents one of the world's most complex religious landscapes, where Theravada Buddhism has been practiced for over a millennium in deep synthesis with pre-Buddhist animistic traditions rather than displac

phi spirits nat worship neak ta Southeast Asia Thai animism Burmese 37 nats
W_5_37 Verified World Civilizations

W_5_37 — The House of Wisdom: Baghdad and the Islamic Golden Age of Knowledge

The House of Wisdom (Bayt al-Ḥikma) was a major intellectual institution in Baghdad during the Abbasid Caliphate (est. c. 762 CE), reaching its zenith under Caliph al-Maʾmūn (r. 813–833 CE). While its exact nature — libr

House of Wisdom Bayt al-Hikma Baghdad Islamic Golden Age Abbasid Caliphate translation movement
W_5_03 Verified World Civilizations

W_5_03 — Mongol Tengrism and Central Asian Shamanism

Tengrism is one of the world's oldest continually practiced sky-god religions, centered on Möngke Tengri ("Eternal Blue Sky") as the supreme cosmic deity. Originating among the Turkic-Mongol peoples of the Central Asian

Tengrism Tengri Mongolia Genghis Khan Chinggis yurt
W_5_10 Verified World Civilizations

W_5_10 — Tamil Sangam Civilization and Dravidian Heritage

The Sangam period (c. 3rd century BCE – 3rd century CE, with literary traditions extending to ~5th century CE) represents the earliest extensively documented phase of Tamil civilization in southern India — a cultural, li

Sangam literature Tamil Sangam Dravidian ancient Tamil Tamilakam Chera
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
W_5_00 World Civilizations

W_5_00 — Steppe European Global: Subfolder Summary

W_5_06 Verified World Civilizations

W_5_06 — Siberian Shamanism and the Origin of the Word 'Shaman'

Siberian shamanism is the mother tradition from which the very word "shaman" enters Western scholarship — derived from the Tungusic (Evenki) term šaman. This vast, diverse tradition spans the taiga and tundra from the Ur

Siberian shamanism Tungusic shaman etymology saman drum trance
ZH_4_00 Archaeoastronomy

ZH_4_00 — Stellar Mythology Culture: Subfolder Summary

ZH_0_00 Archaeoastronomy

ZH_0_00 — Archaeoastronomy & Celestial Knowledge: Section Summary

ZH_3_00 Archaeoastronomy

ZH_3_00 — Americas Pacific Indigenous: Subfolder Summary

ZH_5_00 Archaeoastronomy

ZH_5_00 — Methods Modern Archaeoastronomy: Subfolder Summary

ZH_2_00 Archaeoastronomy

ZH_2_00 — Asian Islamic Indian: Subfolder Summary

ZH_1_00 Archaeoastronomy

ZH_1_00 — Near East Mediterranean: Subfolder Summary

C_1_00 Global Traditions

C_1_00 — Universal Archetypes Patterns: Subfolder Summary

C_4_11 Verified Global Traditions

C_4_11 — Berber/Amazigh Mythology and North African Traditions

The Amazigh (Berber) peoples represent one of North Africa's oldest continuous cultural traditions, with the Tamazight language family classified within the Afro-Asiatic phylum and archaeological presence documented acro

Berber Amazigh Tamazight North Africa Tassili n'Ajjer rock art
C_4_00 Global Traditions

C_4_00 — Regional Mythology Traditions: Subfolder Summary

C_5_00 Global Traditions

C_5_00 — Regional Analytical Traditions: Subfolder Summary

C_0_00 Global Traditions

C_0_00 — Mythology & Cross-Cultural: Section Summary