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.

453 results for "Old Kingdom" — page 16 of 23

W_5_27 Verified World Civilizations

W_5_27 — Valdivia Culture: Oldest Pottery in the Americas

The Valdivia culture (~3500–1800 BCE) of coastal Ecuador produced the oldest known pottery in the Americas, making it one of the earliest complex societies in the Western Hemisphere. Discovered by Emilio Estrada in 1956

Valdivia pottery Ecuador Formative period figurine Venus
W_5_00 World Civilizations

W_5_00 — Steppe European Global: Subfolder Summary

ZH_4_00 Archaeoastronomy

ZH_4_00 — Stellar Mythology Culture: Subfolder 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_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_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_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_3_00 Global Traditions

C_3_00 — Cosmology Cycles Ritual: Subfolder Summary

C_2_00 Global Traditions

C_2_00 — Knowledge Bringer Serpent: Subfolder Summary

ZF_2_00 Oceanography

ZF_2_00 — Marine Biology Ecology: Subfolder Summary

ZF_3_00 Oceanography

ZF_3_00 — Maritime History Culture: Subfolder Summary

ZF_5_00 Oceanography

ZF_5_00 — Ocean Technology Policy: Subfolder Summary

ZF_4_00 Oceanography

ZF_4_00 — Ocean Chemistry Climate: Subfolder Summary

ZF_1_00 Oceanography

ZF_1_00 — Physical Oceanography: Subfolder Summary

Z_5_00 Molecular Biology

Z_5_00 — Modern Genomics Technologies: Subfolder Summary

Z_3_00 Molecular Biology

Z_3_00 — Evolutionary Population Genetics: Subfolder Summary