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.

3,009 results for "System 1 System 2" — page 78 of 151

W_5_01 Verified World Civilizations

W_5_01 — Scythian / Steppe Nomad Traditions and Animal Style Art

The Scythians (c. 900–200 BCE) were a confederation of Iranian-speaking steppe nomads who dominated the Eurasian grasslands from the Black Sea to the Altai Mountains. Known primarily through Herodotus (Book IV) and spect

Scythian Scythia steppe nomads Pazyryk kurgan Kurgan hypothesis
W_5_14 Credible World Civilizations

W_5_14 — Mapuche Civilization: Resistance, Cosmovision, and Araucanian Culture

The Mapuche ("People of the Land") — also historically known by the Spanish term Araucanians — are an indigenous people of south-central Chile and southwestern Argentina who achieved something nearly unique in the histor

Mapuche Araucanian Chile Argentina resistance Arauco War
W_5_25 Credible World Civilizations

W_5_25 — Silk Road & Ancient Trade Networks

The Silk Road — a term coined by German geographer Ferdinand von Richthofen in 1877 (Seidenstraße) — refers to the interconnected network of overland and maritime trade routes linking China, Central Asia, the Indian subc

Silk Road trade networks Sogdians caravansary spice trade incense route
W_5_26 Verified World Civilizations

W_5_26 — Chachapoya: Warriors of the Clouds

The Chachapoya ("People of the Clouds") were a pre-Inca civilization inhabiting the cloud forests of northeastern Peru's Amazonas region (~800–1470 CE). Known for their monumental fortress of Kuelap — a massive stone cit

Chachapoya Kuelap cloud forest sarcophagi mummy Peru
W_5_32 Verified World Civilizations

W_5_32 — Taíno People of the Caribbean

The Taíno were the dominant indigenous people of the Greater Antilles (Hispaniola, Cuba, Jamaica, Puerto Rico) and the Bahamas at the time of Christopher Columbus's arrival on October 12, 1492 — making them the first ind

Taíno Arawak Caribbean Hispaniola Columbus cacique
W_5_23 Verified World Civilizations

W_5_23 — Viking Expansion: Detailed Analysis

The Viking Age (c. 793–1066 CE) was a period of dramatic Scandinavian expansion during which Norse seafarers, warriors, traders, and settlers from Denmark, Norway, and Sweden extended their reach across an astonishing ge

Viking Norse Vinland L'Anse aux Meadows longship Danelaw
W_5_17 Verified World Civilizations

W_5_17 — Göktürk Khaganate

The Göktürk (Old Turkic: 𐰜𐰇𐰛:𐱅𐰇𐰼𐰰, Kök Türk, "Celestial Turks") Khaganate (552–744 CE) was the first major Turkic-speaking empire to unite the Central Asian steppe, stretching at its height from Manchuria to the Black Se

gokturk turkic-khaganate central-asia steppe-empire orkhon-inscriptions silk-road
W_5_20 Verified World Civilizations

W_5_20 — Renaissance Italian City-States: Commerce, Culture, and Innovation

The Italian Renaissance city-states (c. 1300–1600) — principally Florence, Venice, Milan, Genoa, and the Papal States, along with dozens of smaller polities — constituted one of history's most productive experiments in p

Renaissance city-state Florence Venice Medici banking
W_5_16 Verified World Civilizations

W_5_16 — The Venetian Republic: Maritime Empire, Statecraft, and Cultural Innovation

The Most Serene Republic of Venice (Serenissima Repubblica di Venezia) endured for 1,100 years (697–1797 CE), making it one of the longest-lived republics in history. Founded as a refuge community on marshy lagoon island

Venice Venetian Republic Serenissima maritime empire Mediterranean trade doge
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_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_28 Verified World Civilizations

W_5_28 — Tairona Civilization and Ciudad Perdida

The Tairona were a complex chiefdom-level society that flourished in the Sierra Nevada de Santa Marta mountains of northern Colombia from approximately 200 CE to the Spanish conquest (~1600 CE). Their most spectacular ac

Tairona Ciudad Perdida Teyuna Sierra Nevada de Santa Marta Colombia Kogi
W_5_19 Verified World Civilizations

W_5_19 — The Hanseatic League: Northern European Commercial Dominance

The Hanseatic League (Hanse, from Middle Low German hansa = "convoy, association") was a medieval and early modern commercial confederation of merchant guilds and their market towns, dominating trade across the Baltic Se

Hanseatic League Hansa Lübeck kontor Bruges Bergen
W_5_31 Verified World Civilizations

W_5_31 — Muisca Confederation and El Dorado

The Muisca (also called Chibcha) confederation occupied the high-altitude plateaus of the Eastern Cordillera of Colombia (2,600 m elevation, modern Boyacá and Cundinamarca departments) and represents one of the most comp

Muisca Chibcha El Dorado Colombia Lake Guatavita gold
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_15 Credible World Civilizations

W_5_15 — Aboriginal Australian Civilizations: 65,000 Years of Continuous Culture

Aboriginal Australians represent the oldest continuous cultural tradition in the world — with archaeological evidence of human occupation of the Australian continent dating back at least 65,000 years (Madjedbebe rock she

Aboriginal Australia Dreamtime Dreaming songlines rock art
W_5_22 Verified World Civilizations

W_5_22 — Uyghur Khaganate

The Uyghur Khaganate (744–840 CE) was a Turkic steppe empire centered in the Orkhon Valley (modern Mongolia) that fundamentally challenged the stereotype of nomadic empires as purely pastoral and destructive. Under Bögü

Uyghur Khaganate Orkhon Valley Manichaeism Turkic steppe Bögü Khagan Ordu-Baliq
W_5_29 Verified World Civilizations

W_5_29 — San Agustín Archaeological Park: Megalithic Sculpture of Colombia

The San Agustín Archaeological Park in Huila Department, southwestern Colombia, is the largest group of megalithic funerary monuments and stone sculptures in South America. Designated a UNESCO World Heritage Site in 1995

San Agustín megalithic sculpture Colombia tomb barrow
ZH_4_18 Credible Archaeoastronomy

ZH_4_18 — Indigenous Star Map Catalog

Indigenous star map systems — the astronomical knowledge embedded in the oral traditions, navigation practices, ceremonial calendars, and landscape relationships of non-Western cultures — represent a vast but systematica

indigenous astronomy Aboriginal star map ethnoastronomy star lore Polynesian navigation
ZH_4_15 Credible Archaeoastronomy

ZH_4_15 — Milky Way Mythology: Cultural Interpretations of the Galaxy Worldwide

The Milky Way — the luminous band of light stretching across the night sky, now understood as the disk of our home galaxy seen edge-on from within — has been one of humanity's most universally observed and mythologized c

Milky Way galaxy Via Lactea galactic mythology celestial river sky path