RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,623 Citations 34,854 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.

29 results for "Steppe pastoralists" — page 2 of 2

F_4_15 Verified Lost Connections

F_4_15 — Bell Beaker Phenomenon and European Transformation

The Bell Beaker phenomenon (c. 2750–1800 BCE) is one of the most geographically extensive and archaeologically debated cultural manifestations of European prehistory. Named after the distinctive bell-shaped drinking vess

Bell Beaker Beaker culture Beaker phenomenon chalcolithic copper age drinking vessel
F_4_25 Verified Lost Connections

F_4_25 — Doggerland: Europe's Submerged Landscape

Doggerland is the name given to the now-submerged landmass that once connected Britain to continental Europe across what is now the southern North Sea. During the Last Glacial Maximum (~26,500–19,000 years ago), when sea

Doggerland North Sea submerged landscape Mesolithic Storegga tsunami
F_4_14 Verified Lost Connections

F_4_14 — Ancient DNA and Migration Evidence

Ancient DNA (aDNA) analysis has transformed the study of human migration and cultural connections, providing direct genetic evidence for population movements that were previously inferred indirectly from archaeology, lin

ancient DNA aDNA archaeogenetics paleogenomics David Reich Johannes Krause
F_3_15 Credible Lost Connections

F_3_15 — Shared Pyramid Traditions: Egypt, Mesoamerica, China, Sudan

Pyramidal structures — monumental constructions with broad bases tapering to a point or platform at the top — were built independently by civilizations across the globe: the Egyptian pyramids (c. 2686–1550 BCE, from the

pyramid stepped pyramid Giza Teotihuacan Maya Nubian pyramid
W_5_00 World Civilizations

W_5_00 — Steppe European Global: Subfolder Summary

W_5_35 Credible World Civilizations

W_5_35 — I Ching: The Book of Changes, Divination, and Binary Philosophy

The I Ching (Yìjīng, 易經, "Classic of Changes") is among the oldest continuously used texts in human history, with roots extending to the Western Zhou dynasty (c. 1000–750 BCE) and legendary attribution to Fu Xi (trigrams

i ching yijing book of changes hexagrams divination binary system
W_5_34 Verified World Civilizations

W_5_34 — Late Bronze Age Collapse: Systems Failure in the Ancient Mediterranean

Between approximately 1200 and 1150 BCE, every major civilization in the Eastern Mediterranean collapsed or suffered catastrophic decline within a single generation. The Mycenaean palatial system, the Hittite Empire, the

bronze age collapse sea peoples 1177 BCE mycenaean hittite ugarit
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_36 Verified World Civilizations

W_5_36 — Shang Dynasty: Bronze Age China and the Foundations of Chinese Civilization

The Shang dynasty (c. 1600–1046 BCE) is the earliest Chinese dynasty confirmed by both archaeological evidence and written records, representing the foundational period of Chinese civilization. Centered at Anyang (Yinxu,

Shang dynasty Anyang oracle bones bronze casting Chinese civilization Yinxu