RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
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.
18 results for "Americas"
L_2_09 — Genetic History of the Americas: Clovis to Contact
The genetic history of the Americas — from the initial peopling of the New World to the devastating population collapse after European contact — is one of the most intensively studied and rapidly evolving areas of paleog
F_1_22 — Peopling of the Americas: Routes & Chronology
The peopling of the Americas — when, how, and by whom the Western Hemisphere was first colonized by modern humans — is one of the most actively debated questions in archaeology, genetics, and paleoanthropology, with the
F_1_25 — Roman-Era Artifacts in the Americas
The claim that Roman-era artifacts have been found in the Americas — suggesting trans-Atlantic contact between the Roman world and pre-Columbian civilizations — is a recurring theme in diffusionist and alternative archae
F_1_24 — Phoenician Contact with the Americas
The hypothesis that Phoenician or Carthaginian sailors reached the Americas before Columbus is one of the most persistent and emotionally charged claims in the field of pre-Columbian transatlantic contact — a proposition
L_2_05 — Americas Peopling Genetics
The peopling of the Americas is one of the clearest cases where ancient DNA and archaeology have converged to overturn an older narrative. The core model now favored by genetics is that the main ancestry of Indigenous Am
F_1_10 — Kennewick Man and the Pre-Clovis Debate
The question of when and how humans first reached the Americas has been one of archaeology's most contentious debates for over a century. For decades, the Clovis First model dominated: the earliest Americans were big-gam
W_4_03 — Andean Civilizations — Chavín, Nazca, Tiwanaku, Caral
The Andean region produced one of the world's great independent civilizations — arguably the most underappreciated. From Caral (~3000 BCE, contemporary with Egyptian pyramids and Sumerian Ur) to the Inca (conquered by Sp
F_1_12 — Beringia: Land Bridge, Migration, and Lost Landscape
Beringia — the vast landmass that periodically connected northeastern Asia to northwestern North America across what is now the Bering Strait and the shallow Chukchi and Bering Seas — was one of the most consequential ge
F_1_07 — First Americans Debate — Clovis, Pre-Clovis, and Coastal Routes
The question of when and how humans first reached the Americas has been transformed in the 21st century by a series of discoveries that have demolished the long-reigning "Clovis-first" paradigm. For decades, the archaeol
W_4_00 — Americas Pacific Indigenous: Subfolder Summary
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
ZH_3_00 — Americas Pacific Indigenous: Subfolder Summary
D_3_00 — Americas Africa Asia Sites: Subfolder Summary
H_3_03 — Witch Trials as Knowledge Suppression — Europe and the Americas
The European witch trials (c. 1450-1750) and their American extensions resulted in an estimated 40,000-100,000 executions, with approximately 75-80% of the accused being women. While the primary drivers were religious, s
F_1_04 — Viking Settlement in the Americas — L'Anse aux Meadows and Beyond
L'Anse aux Meadows in Newfoundland, Canada, stands as the only confirmed Norse settlement in the Americas and definitive proof of pre-Columbian European contact with the New World. Discovered in 1960 by Helge and Anne St
M_4_12 — Pre-Clovis Sites Compilation: Monte Verde to Cerutti Mastodon
For most of the 20th century, the "Clovis First" paradigm held that the first humans to enter the Americas were the bearers of the Clovis culture — characterized by distinctive fluted stone points — who arrived via the i
W_4_21 — Rapa Nui: Isolation, Ecocide Debate, and Cultural Resilience on Easter Island
Rapa Nui (Easter Island), the most isolated inhabited island in the world — 3,700 km from South America, 2,000 km from Pitcairn — was settled by Polynesian voyagers c. 1200 CE and developed a unique civilization that car
ZH_3_20 — The Inca Ceque System: Astronomical Lines, Sacred Geography & Cusco's Cosmic Order
The ceque system (zeq'e, "line" or "boundary" in Quechua) — a network of 41 conceptual lines radiating outward from the Coricancha (Temple of the Sun) in Cusco, Peru, connecting approximately 328 sacred sites (huacas: sp
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