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.

118 results for "Polynesian-South American contact" — page 5 of 6

F_1_15 Verified Lost Connections

F_1_15 — Norse-Islamic Contact: Vikings and the Caliphate

The contact between Norse (Viking) Scandinavia and the Islamic world — particularly the Abbasid Caliphate (750–1258 CE) — constitutes one of the most remarkable and underappreciated long-distance exchange networks of the

Viking Norse Islamic caliphate Abbasid dirham
F_2_16 Verified Lost Connections

F_2_16 — Numismatic Evidence for Ancient Trade: Coins as Contact Proof

Coins — small, durable, precisely dated, and geographically attributable objects — are among the most powerful archaeological evidence for long-distance trade, cultural contact, and economic integration in the ancient wo

coin numismatics trade proof hoard dirham
A_4_36 Credible Foundations

A_4_36 — Hopi Prophecy Tablets & Oral Traditions

The Hopi (Hopituh Shi-nu-mu — "The Peaceful People") of northeastern Arizona possess one of the most elaborately structured prophetic cosmological systems among indigenous North American cultures — a system that encompas

Hopi prophecy Koyaanisqatsi Fourth World Blue Star Kachina Sotuknang
A_4_38 Credible Foundations

A_4_38 — Navajo & Apache Creation Stories

The Navajo (Diné) and Apache (Ndé) peoples of the American Southwest share a common Athabaskan (Na-Dené) linguistic and cultural heritage that sets them apart from their Puebloan neighbors (Hopi, Zuñi, Pueblo) while also

Navajo Diné Apache Ndé creation emergence
U_1_12 Credible Art, Music & Culture

U_1_12 — Hip-Hop Culture: MCing, DJing, Breaking, and Graffiti as Art Form

Hip-hop — originating in the South Bronx, New York City, in the early-to-mid-1970s — is among the most culturally consequential artistic movements of the 20th century, growing from block-party culture in economically dev

hip-hop rap MCing DJing breakdancing breaking
W_4_19 Verified World Civilizations

W_4_19 — Mississippian Culture and Cahokia

The Mississippian culture (~800–1600 CE) was the most complex and widespread pre-Columbian society in eastern North America, characterized by large-scale earthen mound construction, intensive maize agriculture, hierarchi

mississippian cahokia mound-builders monks-mound north-america pre-columbian
ZH_3_04 Verified Archaeoastronomy

ZH_3_04 — Chaco Canyon: Solar Markers and Pueblo Astronomy

Chaco Canyon (northwestern New Mexico) was the center of Ancestral Puebloan (formerly called Anasazi) civilization from approximately 850–1150 CE, featuring monumental Great Houses containing hundreds of rooms, extensive

Chaco Canyon Sun Dagger Fajada Butte Pueblo Bonito Great Houses solstice
ZH_3_05 Verified Archaeoastronomy

ZH_3_05 — Nazca Lines: Astronomical and Ecological Hypotheses

The Nazca Lines are a vast complex of geoglyphs — ground drawings created by removing the dark, iron-oxide-coated desert pavement to reveal the lighter ground beneath — spread across the arid Pampa de Nazca and surroundi

Nazca Lines geoglyph Nazca Pampa de Nazca Maria Reiche Paul Kosok
ZH_3_09 Verified Archaeoastronomy

ZH_3_09 — Solar Geometry in Pueblo Architecture: Mesa Verde, Hovenweep

The Ancestral Puebloan peoples (formerly termed "Anasazi") of the American Southwest incorporated sophisticated solar geometry into their architecture, settlement planning, and ceremonial life across a vast region center

Pueblo Mesa Verde Hovenweep Chaco Canyon Sun Temple Ancestral Puebloan
ZH_5_20 Verified Archaeoastronomy

ZH_5_20 — Maya Calendar Systems: Cycles of Time and Cosmic Order

The Maya calendar system represents one of the most sophisticated timekeeping frameworks developed by any civilization, integrating multiple interlocking cycles to track sacred, civil, agricultural, and cosmic time over

Maya calendar Long Count Tzolkin Haab Calendar Round Maya astronomy
E_5_04 Verified Cataclysms & Chronology

E_5_04 — Maya Classic Period Collapse

The Maya Classic Period Collapse (c. 800–1000 CE) was the dramatic and largely irreversible abandonment of dozens of major lowland Maya city-states across the southern Maya lowlands (modern-day Guatemala, Belize, western

Maya collapse Classic Maya Terminal Classic drought megadrought Tikal
D_4_09 Verified Sites & Artifacts

D_4_09 — Cenotes: Maya Sacred Wells, Karst Hydrology, and Underworld Cosmology

Cenotes (from Yucatec Maya dz'onot or ts'onot) are natural sinkholes formed by the dissolution and collapse of limestone bedrock in the Yucatan Peninsula, exposing the vast underground freshwater aquifer beneath. Over 6,

cenote dz'onot Yucatan karst Chichén Itzá Sacred Cenote Maya sacrifice
ZE_1_11 Verified Ethics & Applied Philosophy

ZE_1_11 — Pragmatist Ethics

Pragmatist ethics — developed primarily by Charles Sanders Peirce (1839–1914), William James (1842–1910), John Dewey (1859–1952), and further by Richard Rorty (1931–2007) and Cornel West (b. 1953) — rejects the search fo

pragmatism pragmatist ethics Dewey James Peirce Rorty
N_5_03 Verified Secret Societies

N_5_03 — Underground Railroad and Coded Knowledge Systems

The Underground Railroad (c. 1780s–1865) — the clandestine network of routes, safe houses, and individuals that assisted enslaved African Americans in escaping to freedom in the northern United States, Canada, Mexico, an

Underground Railroad coded communication abolitionism safe house conductor station
F_1_25 Speculative Lost Connections

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

Roman pre-Columbian Tecaxic-Calixtlahuaca amphorae coins terracotta
F_1_03 Lost Connections

F_1_03 — Phoenician and Carthaginian Atlantic Exploration

The Phoenicians and their Carthaginian successors were the ancient world's supreme mariners, operating an extensive maritime network across the Mediterranean and beyond from roughly 1500 BCE to 146 BCE. Ancient literary

Phoenician Carthaginian Hanno Himilco Atlantic circumnavigation
F_1_09 Lost Connections

F_1_09 — Austronesian Expansion: The Greatest Maritime Migration

The Austronesian expansion is the most extensive pre-modern maritime migration in human history, covering over half the globe — from Taiwan to Madagascar, Easter Island, Hawaii, and New Zealand — over approximately 5,000

Austronesian expansion Lapita pottery Polynesian navigation Taiwan homeland outrigger canoe Pacific migration
F_1_00 Lost Connections

F_1_00 — Trans Oceanic Migration: Subfolder Summary

F_1_04 Lost Connections

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

Viking Norse L'Anse aux Meadows Vinland Leif Erikson Newfoundland
F_1_05 Lost Connections

F_1_05 — Chinese Maritime Exploration Before and Including Zheng He

China possessed the world's most advanced maritime technology for centuries, culminating in Admiral Zheng He's seven extraordinary voyages (1405–1433) across the Indian Ocean. With a fleet reportedly comprising 317 ships

Zheng He treasure fleet Ming Dynasty Song Dynasty compass maritime Silk Road