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.

944 results for "West African Iron Age" — page 44 of 48

W_3_10 Credible World Civilizations

W_3_10 — Benin Kingdom: Bronzes, Walls, and Political Sophistication

The Kingdom of Benin (c. 1180–1897 CE) — centered on Benin City (Edo) in present-day southern Nigeria — was one of the most politically sophisticated and artistically accomplished states in precolonial Africa. Ruled by a

Benin Edo Benin Bronzes Benin City Oba moat
W_2_19 Credible World Civilizations

W_2_19 — Shang & Zhou Dynasty Bronze Civilization

The Shang (c. 1600–1046 BCE) and Western Zhou (c. 1046–771 BCE) dynasties represent the formative period of Chinese civilization, producing the world's most sophisticated bronze technology, the earliest Chinese writing s

Shang dynasty Zhou dynasty bronze casting oracle bones Anyang Sanxingdui
ZH_4_04 Credible Archaeoastronomy

ZH_4_04 — Dogon Astronomy: Sirius B Debate and Modern Assessment

The Dogon are a West African people living on the Bandiagara Escarpment in Mali, known for a complex cosmological system documented by the French anthropologist Marcel Griaule in a series of publications beginning in 194

Dogon Sirius B Sirius white dwarf Griaule Marcel Griaule
ZH_5_12 Verified Archaeoastronomy

ZH_5_12 — Citizen Astronomy: Variable Star Observers to Exoplanet Hunters

Astronomy is one of the very few sciences where non-professional observers — amateurs, hobbyists, and citizen scientists — continue to make significant, publishable contributions to research alongside professionals. This

citizen science amateur astronomy AAVSO variable stars exoplanet Galaxy Zoo
ZH_1_00 Archaeoastronomy

ZH_1_00 — Near East Mediterranean: Subfolder Summary

C_2_14 Verified Global Traditions

C_2_14 — Rainbow Serpent Across Cultures: A Cross-Cultural Comparative Analysis

The Rainbow Serpent is arguably the most geographically widespread and temporally deep mythological motif in human culture, appearing as a primordial water/creation deity across Australian Aboriginal traditions (where ro

Rainbow Serpent Dreamtime Ngalyod Ungud Dan Danbala
ZF_5_00 Oceanography

ZF_5_00 — Ocean Technology Policy: Subfolder Summary

ZF_5_03 Verified Oceanography

ZF_5_03 — Marine Protected Areas: Conservation Zones, No-Take Reserves, and Effectiveness

Marine Protected Areas (MPAs) are designated ocean regions where human activity is restricted or managed to conserve biodiversity, protect habitats, and sustain marine resources. Ranging from lightly managed multiple-use

marine protected area MPA no-take reserve marine reserve marine conservation IUCN categories
ZF_5_04 Verified Oceanography

ZF_5_04 — Aquaculture: Fish Farming, Mariculture, and Blue Revolution

Aquaculture — the farming of aquatic organisms including fish, shellfish, crustaceans, and seaweed — has become the fastest-growing food production sector in the world and now provides more seafood for human consumption

aquaculture fish farming mariculture blue revolution salmon farming shrimp farming
ZF_4_18 Verified Oceanography

ZF_4_18 — Deep Ocean Microplastics

Deep ocean microplastics — synthetic polymer particles smaller than 5 mm that have infiltrated the deepest marine environments on Earth — represent one of the most alarming and poorly understood dimensions of global plas

microplastics nanoplastics deep sea ocean floor Mariana Trench sediment
ZF_4_00 Oceanography

ZF_4_00 — Ocean Chemistry Climate: Subfolder Summary

ZF_0_00 Oceanography

ZF_0_00 — Oceanography & Marine Science: Section Summary

K_3_02 Credible Consciousness

K_3_02 — Embodied Cognition

Embodied cognition is a broad research program challenging the classical cognitive science view that the mind is essentially a computer processing abstract symbols in the brain. Instead, embodied cognition holds that thi

embodied cognition 4E cognition embedded enacted extended embodied
K_3_05 Credible Consciousness

K_3_05 — Extended Mind and Cognitive Extension

The extended mind thesis (EMT), proposed by Andy Clark and David Chalmers in their landmark 1998 paper "The Extended Mind," argues that cognitive processes need not be confined within the skull — external objects, tools,

extended mind cognitive extension Clark and Chalmers parity principle Otto's notebook scaffolded cognition
K_3_00 Consciousness

K_3_00 — Consciousness Variants: Subfolder Summary

E_3_05 Verified Cataclysms & Chronology

E_3_05 — Megafauna Extinction — Overkill, Climate, or Cosmic Impact?

The late Quaternary megafauna extinction represents one of the most dramatic biodiversity losses in the last 66 million years, eliminating approximately 178 species of large-bodied mammals (≥44 kg) across six continents

Pleistocene megafauna extinction overkill hypothesis Paul Martin mammoth giant sloth
E_3_20 Verified Cataclysms & Chronology

E_3_20 — Dansgaard-Oeschger Events: Rapid Climate Oscillations

Dansgaard-Oeschger (D-O) events are rapid climate oscillations first identified in Greenland ice cores, characterized by abrupt warming of 8–16°C over Greenland within decades, followed by gradual cooling over centuries

dansgaard-oeschger-events rapid-climate-change ice-core-records stadial-interstadial atlantic-thermohaline greenland-temperature
E_2_09 Verified Cataclysms & Chronology

E_2_09 — Heinrich Events and Bond Cycles: Millennial-Scale Climate Oscillations

Heinrich events are episodes of massive iceberg discharge from the Laurentide Ice Sheet through Hudson Strait into the North Atlantic, depositing distinctive layers of ice-rafted debris (IRD) across the ocean floor. Firs

Heinrich events Bond cycles ice-rafted debris Dansgaard-Oeschger thermohaline circulation AMOC
E_2_00 Cataclysms & Chronology

E_2_00 — Volcanic Climate Events: Subfolder Summary

E_2_04 Verified Cataclysms & Chronology

E_2_04 — Permian-Triassic Great Dying — The Biggest Mass Extinction

Approximately 252 million years ago, at the boundary between the Permian and Triassic periods, Earth experienced the worst mass extinction in its entire history — an event so devastating it has been called "The Great Dyi

Permian Triassic Great Dying mass extinction Siberian Traps volcanism