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.

3,460 results for "mathematics in nature" — page 123 of 173

W_4_13 Credible World Civilizations

W_4_13 — Aztec Empire: Tenochtitlan, Sacrifice, and Cosmovision

The Aztec Empire — more precisely the Mexica-led Triple Alliance (c. 1428–1521 CE) of Tenochtitlan, Texcoco, and Tlacopan — was the dominant political and military power in Mesoamerica at the time of the Spanish arrival.

Aztec Mexica Tenochtitlan Triple Alliance human sacrifice Templo Mayor
W_4_00 World Civilizations

W_4_00 — Americas Pacific Indigenous: Subfolder Summary

W_4_03 Verified World Civilizations

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

Andean civilization Chavín de Huántar Chavín Lanzón jaguar deity Nazca Lines
W_1_05 Verified World Civilizations

W_1_05 — Phoenician Civilization — Alphabet, Navigation, and the Purple Empire

The Phoenicians — coastal Canaanites inhabiting a narrow strip of the eastern Mediterranean (modern Lebanon, plus parts of Syria and Israel) — never built a military empire but achieved something arguably more consequent

Phoenicia Phoenician alphabet Tyre Sidon Byblos
W_1_10 Verified World Civilizations

W_1_10 — Greek Religion as Lived Practice

Greek religion as actually practiced bore little resemblance to the sanitized "mythology" familiar from modern retellings. It was not a coherent theological system but a complex ecology of ritual obligations embedded in

polis religion Eleusinian Mysteries Orphic rites Delphic Oracle Pythia mystery cults
W_1_23 Verified World Civilizations

W_1_23 — Pre-Pottery Neolithic B (PPNB)

The Pre-Pottery Neolithic B (PPNB, c. 8800–6500 BCE) represents one of the most transformative periods in human history — the era when small communities of early farmers in the Levant and Upper Mesopotamia scaled up into

PPNB Pre-Pottery Neolithic Göbekli Tepe Jericho Çatalhöyük skull plastering
W_1_17 Verified World Civilizations

W_1_17 — Islamic Caliphates Comparative Governance

The Islamic caliphates (632–1258 CE for the Rashidun–Abbasid sequence) governed the largest contiguous empire in history by the Umayyad period, stretching from the Iberian Peninsula to the Indus Valley. This document com

Islamic caliphates Umayyad Abbasid Fatimid Bayt al-Hikma translation movement
W_1_01 Verified World Civilizations

W_1_01 — Olmec Civilization and Serpent-Jaguar Symbolism

The Olmec civilization (~1500–400 BCE), centered in the tropical lowlands of Mexico's Gulf Coast (modern Veracruz and Tabasco), is widely considered the "mother culture" of Mesoamerica — the civilization from which later

Olmec La Venta San Lorenzo Tres Zapotes colossal heads were-jaguar
W_1_07 Credible World Civilizations

W_1_07 — Etruscan Religion and Mystery Traditions

The Etruscans (self-named Rasenna) — who dominated central Italy from ~800–300 BCE before being absorbed by Rome — possessed one of antiquity's most elaborate divination and religious systems, yet their language remains

Etruscan Etruria Rasenna haruspicy liver divination Piacenza liver
W_1_28 Verified World Civilizations

W_1_28 — Bronze Age Collapse: The 1177 BCE Systems Failure and Mediterranean Civilizational Crisis

The Bronze Age Collapse (c. 1200–1150 BCE) destroyed or severely diminished every major civilization in the eastern Mediterranean within approximately 50 years — the Hittite Empire, Mycenaean Greece, the Egyptian New Kin

bronze age collapse 1177 bce sea peoples late bronze age systems collapse hittites
W_1_11 Verified World Civilizations

W_1_11 — Roman Religion, Augury, and Imperial Cult

Roman religion was not a personal faith system but a civic technology — a complex apparatus of ritual obligations, priestly colleges, and divinatory techniques designed to maintain the pax deorum ("peace of the gods") up

Roman religion augury auspices haruspicy pontifex maximus Vestal Virgins
W_3_20 Credible World Civilizations

W_3_20 — Mali Empire and Timbuktu: West African Scholarly and Trade Power

The Mali Empire (Manden Kurufaba, ~1235–1600 CE) — one of the largest and wealthiest states in pre-modern world history — dominated the West African Sahel and savanna, controlling trans-Saharan trade routes and the gold-

mali-empire timbuktu mansa-musa songhai trans-saharan-trade sankore
W_3_08 Credible World Civilizations

W_3_08 — Yoruba Civilization: Ile-Ife, Orishas, and Diaspora Legacy

The Yoruba civilization — centered in southwestern Nigeria and the Republic of Benin — is one of the most culturally influential civilizations in African and world history, with a continuous urban tradition stretching ba

Yoruba Ile-Ife Orishas Oduduwa Ifa divination Benin
W_3_01 Verified World Civilizations

W_3_01 — Bantu Cosmology, Migration, and Iron Traditions

The Bantu expansion (~3000 BCE–500 CE) is one of the largest and most consequential human migrations in history: speakers of proto-Bantu languages from the Nigeria-Cameroon borderland spread across most of sub-Saharan Af

Bantu Bantu expansion Bantu migration Niger-Congo proto-Bantu iron smelting
W_3_05 Credible World Civilizations

W_3_05 — Haitian Vodou and Afro-Diasporic Syncretic Religions

Afro-Diasporic religions — including Haitian Vodou, Cuban Santería (Regla de Ocha), Brazilian Candomblé, and related traditions — represent one of the most extraordinary examples of cultural survival and creative synthes

Vodou Voodoo Santería Candomblé Umbanda lwa
W_3_24 Verified World Civilizations

W_3_24 — Nok Culture

The Nok culture (c. 1500 BCE – 500 CE) of central Nigeria produced sub-Saharan Africa's earliest-known large-scale terracotta sculpture tradition and some of the continent's earliest evidence for iron smelting. First ide

Nok culture terracotta West African Iron Age Nigeria Jos Plateau iron smelting
W_2_08 Verified World Civilizations

W_2_08 — Korean Shamanism (Muism / Musok)

Korean shamanism (Muism or Musok, 무속) is one of the oldest continuous spiritual traditions in East Asia, predating the introduction of Buddhism (4th century CE) and Confucianism to the Korean peninsula. Centered on mudan

Korean shamanism Muism Musok mudang manshin baksu
W_2_04 Verified World Civilizations

W_2_04 — Tibetan Buddhism, Bön, and Hidden Knowledge (Terma)

Tibet's religious traditions represent one of the world's most elaborate systems for the exploration and mapping of consciousness states — from the Six Yogas of Naropa to the Dzogchen practices of pristine awareness, fro

Tibet Tibetan Buddhism Vajrayana Bön Bönpo terma
W_2_06 Verified World Civilizations

W_2_06 — Sikh Tradition — Guru Nanak, Adi Granth, and Universal Brotherhood

Sikhism, founded by Guru Nanak (1469–1539 CE) in the Punjab region, is the youngest of the world's major religions and among the most radical in its rejection of caste hierarchy, gender inequality, and empty ritual. Its

Sikhism Guru Nanak Adi Granth Guru Granth Sahib Khalsa langar
W_2_10 Credible World Civilizations

W_2_10 — Hmong Cosmology, Shamanism, and the Shaman's Journey

The Hmong — a Hmong-Mien-speaking people originating in highland southern China with diaspora communities across Laos, Thailand, Vietnam, and the United States — maintain one of the most elaborate shamanic traditions sur

Hmong txiv neeb shaman ntuj shamanic journey funeral chant