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Search 3,717 documents across 34 fields — every claim tier-rated by evidence

3,717 documents 34 sections 47,686 citations 34,596+ keywords indexed 4 evidence tiers

59 results for "American Southwest" — page 2 of 3

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
ZH_3_08 Verified Archaeoastronomy

ZH_3_08 — Archaeoastronomy of Mesoamerica: Teotihuacan, Monte Albán

Mesoamerican archaeoastronomy encompasses the astronomical knowledge and celestial alignments embedded in the architecture, urban planning, calendrical systems, and ritual practices of civilizations from central Mexico t

Mesoamerican archaeoastronomy Teotihuacan Monte Albán zenith passage Venus Caracol
ZH_5_05 Verified Archaeoastronomy

ZH_5_05 — Cross-Cultural Constellation Patterns: Connecting Star Groupings Worldwide

Every documented human culture groups stars into constellations or asterisms — named patterns that organize the sky into a readable, memorizable, and culturally meaningful map. Yet surprisingly few star groupings are uni

constellations cross-cultural asterism star patterns IAU Greek
ZH_1_18 Verified Archaeoastronomy

ZH_1_18 — Ancient Eclipse Prediction

The ability to predict eclipses — among the most dramatic and terrifying celestial events visible from Earth — represents one of the earliest triumphs of systematic astronomical observation and mathematical reasoning. [K

eclipse-prediction saros-cycle babylonian-astronomy antikythera lunar-eclipse solar-eclipse
C_1_06 Global Traditions

C_1_06 — Sacred Trees, World Tree, and Axis Mundi

The sacred tree or world tree is arguably the single most universal symbol in human religious history — appearing independently in virtually every culture on every inhabited continent. As the axis mundi ("world axis"), t

axis mundi world tree Yggdrasil Bodhi tree Ashvattha Tree of Life
C_5_26 Credible Global Traditions

C_5_26 — World Age Doctrine: Cycles of Creation and Destruction

The World Age Doctrine — the belief that cosmic time is divided into successive ages or epochs, each ending in destruction and giving way to the next — is one of the most widespread cosmological frameworks in human thoug

world age Yuga Five Suns Hesiod ages Kali Yuga Ages of Man
C_2_01 Global Traditions

C_2_01 — World Religions & Serpent/Reptilian Connections

Serpent and reptilian beings appear across every major world religion — Christianity, Islam, Hinduism, Buddhism, Judaism, Gnosticism, Zoroastrianism, Egyptian tradition, Chinese cosmology, Japanese mythology, Mesoamerica

serpent religion Hinduism Buddhism Christianity Islam
C_2_16 Credible Global Traditions

C_2_16 — Mesoamerican Mythology Beyond Maya and Aztec

Mesoamerican mythology is overwhelmingly studied through the lens of the Maya and Aztec/Mexica — the two civilizations with the most extensive surviving textual and iconographic records. Yet Mesoamerica was a mosaic of d

Mesoamerica Zapotec Mixtec Olmec Tarascans Purepecha
ZG_4_20 Credible Linguistics & Communication

ZG_4_20 — Sign Language Linguistics & Deaf Culture

Sign languages are fully developed natural languages with complete phonological, morphological, syntactic, and semantic systems — not manual codes for spoken languages, not pantomime, and not universal. There are over 30

sign language American Sign Language ASL Deaf culture Stokoe phonology
ZG_4_09 Verified Linguistics & Communication

ZG_4_09 — Sociolinguistics: Language, Power, and Social Identity

Sociolinguistics is the study of the relationship between language and society — how social factors (class, gender, ethnicity, age, region, network, situation) systematically shape the way people speak, and conversely, h

sociolinguistics language variation dialect sociolect register prestige
Q_1_03 Cosmology & Physics

Q_1_03 — Ancient Cosmologies Compared: How Civilizations Understood the Universe

Every civilization on Earth constructed a cosmology — a model of how the universe began, how it is structured, and how it will end. What is remarkable is not the differences but the convergences: primordial waters as the

ancient cosmology creation myth cosmic egg primordial waters world tree cosmogony
G_4_18 Verified Modern Frameworks

G_4_18 — Biogeography and Ancient Distribution Patterns

Biogeography — the study of the spatial distribution of organisms across the planet, both present and past — is one of the most powerful frameworks for understanding Earth history, evolutionary processes, and the mechani

biogeography Wallace Line island biogeography MacArthur-Wilson vicariance dispersal
D_2_16 Credible Sites & Artifacts

D_2_16 — Tartessos & Iberian Peninsula Civilizations

Tartessos was a semi-legendary Bronze Age and Iron Age civilization centered in the lower Guadalquivir River valley of southwestern Iberia (modern Andalusia and southern Portugal), flourishing approximately 1100–550 BCE.

Tartessos Tartessian Iberia Phoenician Carambolo treasure Atlantic Bronze Age
D_1_17 Verified Sites & Artifacts

D_1_17 — Cahokia & Monks Mound

Cahokia, located near present-day Collinsville, Illinois, was the largest pre-Columbian settlement north of Mexico and the center of Mississippian culture. At its peak around 1050–1200 CE, the city covered approximately

cahokia monks-mound mississippian native-american-architecture mound-builders pre-columbian
D_5_13 Verified Sites & Artifacts

D_5_13 — Obsidian: Volcanic Glass in Technology, Trade, and Ritual

Obsidian — a naturally occurring volcanic glass formed when felsic lava cools rapidly with insufficient crystal growth — is one of the most important materials in human technological and cultural history. Prized for its

obsidian volcanic glass lithic technology obsidian hydration dating Çatalhöyük Mesoamerican obsidian
B_5_15 Verified Beings & Entities

B_5_15 — Popol Vuh: K'iche' Maya Creation Narrative and Supernatural Beings

The Popol Vuh is the principal mythological and cosmogonic text of the K'iche' Maya, preserved in a colonial-era transcription completed around 1554–1558 CE and first recorded in Latin script by Francisco Ximénez circa 1

popol vuh k'iche' maya hero twins hunahpu xbalanque xibalba
B_3_10 Verified Beings & Entities

B_3_10 — World Tree Guardians and Cosmic Serpents

The World Tree — a colossal tree (or pillar, mountain, or vine) connecting the layers of the cosmos (typically underworld, earth, and heavens) — is one of the most widespread cosmological concepts in human mythology, app

world tree axis mundi Yggdrasil Níðhöggr Jörmungandr cosmic serpent
B_3_09 Beings & Entities

B_3_09 — Dragon Typology — Cross-Cultural Serpent-Dragon Traditions

Dragons and giant serpents appear in nearly every major mythological tradition worldwide — European fire-breathing dragons, Chinese lóng (beneficent celestial beings), Mesoamerican feathered serpents, Australian Aborigin

dragon serpent dragon typology European dragon Chinese dragon lung
L_2_05 Genetics & Origins

L_2_05 — Americas Peopling Genetics

The peopling of the Americas is one of the clearest cases where ancient DNA and archaeology have converged to overturn an older narrative. The core model now favored by genetics is that the main ancestry of Indigenous Am

Americas peopling Beringia Clovis pre-Clovis Native American genetics mtDNA haplogroups
H_4_14 Credible Suppression & Thesis

H_4_14 — The Smithsonian Controversy — Giant Claims and Institutional Response

The claim that the Smithsonian Institution has systematically suppressed evidence of giant human skeletons — allegedly found in 19th-century mound excavations across the American Midwest and East — is one of the most per

smithsonian giant skeleton giant bones mound builders adena hopewell