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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.

1,915 results for "Pert em Hru" — page 43 of 96

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_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_07 World Civilizations

W_5_07 — Sami Shamanism and Circumpolar Traditions

The circumpolar world — the vast band of Arctic and subarctic territory stretching from Scandinavia across Siberia to Alaska, Canada, and Greenland — is home to indigenous peoples whose spiritual traditions represent som

Sami Saami Lapland Sápmi noaidi joik
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_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_21 Verified World Civilizations

W_5_21 — Iron Age Transition in the Mediterranean (1200–500 BCE)

The Iron Age transition (c. 1200–500 BCE) in the Mediterranean represents one of history's most transformative periods: the collapse of the interconnected Late Bronze Age palatial economies (Mycenaean Greece, Hittite Emp

iron-age-transition bronze-age-collapse iron-metallurgy sea-peoples dark-age neo-assyrian-empire
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_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
Verified

TOA_Transparency — Research Methodology & Verification Overview

Theories of Anything is a 3,627-document multi-disciplinary research knowledge base built through a human–AI partnership (Gortiva and Cairn, a Claude-based model from Anthropic). Every document follows an identical templ

research methodology fact-checking source verification quality scoring AI partnership epistemic integrity
ZH_4_08 Verified Archaeoastronomy

ZH_4_08 — Lunar Calendars: Tracking the Moon Across Cultures

Lunar calendars — systems of timekeeping governed by the synodic month (the ~29.53-day cycle from new moon to new moon) — represent humanity's oldest systematic method of measuring time. Evidence from the Lascaux cave pa

lunar calendar synodic month lunisolar Islamic calendar Hebrew calendar Chinese calendar
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
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_3_06 Verified Archaeoastronomy

ZH_3_06 — Andean Dark Constellations and Milky Way Astronomy

Andean astronomical traditions, particularly as documented in Quechua-speaking communities of Peru and Bolivia and inferred from colonial-era Spanish accounts of Inca cosmology, are distinguished by a feature unique in w

dark constellation dark cloud constellation Andean astronomy Inca astronomy Milky Way Mayu
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_01 Verified Archaeoastronomy

ZH_3_01 — Maya Astronomical Science: Venus Tables, Eclipse Cycles

The ancient Maya (c. 2000 BCE–1500 CE, with the Classic period c. 250–900 CE) developed one of the most sophisticated astronomical traditions of the pre-modern world — rivaling and in some respects exceeding Babylonian m

Maya astronomy Venus table Dresden Codex eclipse table tzolkin haab
ZH_3_03 Verified Archaeoastronomy

ZH_3_03 — Aboriginal Australian Astronomy: Seasonal Star Knowledge

Australian Aboriginal peoples developed one of the oldest continuous astronomical traditions on Earth — an integrated system of sky knowledge extending back at least 50,000 years of habitation on the Australian continent

Aboriginal Australian astronomy ethnoastronomy songlines Dreaming Emu in the Sky dark constellation
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_17 Credible Archaeoastronomy

ZH_5_17 — Ancient Variable Star Observations (Algol)

Algol (Beta Persei, the "Demon Star") — a second-magnitude eclipsing binary star in the constellation Perseus that dims dramatically every 2.867 days as its fainter companion transits the primary star — may have been rec

Algol variable star eclipsing binary Beta Persei ancient observation Cairo Calendar
ZH_5_15 Credible Archaeoastronomy

ZH_5_15 — Astronomical Symbolism: Stars, Crescents, and Suns in Heraldry and Currency

Astronomical symbols — stars, crescents, and suns — are among the most universal and enduring elements in human visual culture, appearing on the flags of over 70 nations, on coinage from the earliest electrum staters of

astronomical symbolism crescent star sun heraldry vexillology
ZH_5_01 Verified Archaeoastronomy

ZH_5_01 — Medieval European Astronomy: Monasteries to Universities

Medieval European astronomy (roughly 500–1500 CE) is often dismissed as a "dark age" of astronomical ignorance — sandwiched between Greek–Roman achievement and the Copernican revolution. This view is profoundly misleadin

medieval astronomy computus Bede Sacrobosco astrolabe Alfonsine tables