RESEARCH BASE

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

321 results for "Costa Rica" — page 7 of 17

A_1_22 Verified Foundations

A_1_22 — Proto-Writing Development and Precursors to Cuneiform

The transition from pre-literate record-keeping to cuneiform script spanned approximately 5,000 years, from small geometric clay tokens used for commodity tracking in the Neolithic (c. 8000 BCE) through the emergence of

proto-writing token-system-accounting uruk-period cuneiform-origins clay-envelope bulla
A_4_03 Foundations

A_4_03 — Popol Vuh: The Maya Book of Creation

The Popol Vuh ("Book of the Community" or "Book of Counsel") is the most important surviving mythological and historical text of the ancient Americas. A K'iche' Maya creation narrative, it was written down in the Latin a

Popol Vuh Maya K'iche' Quiché creation myth Hero Twins
U_5_18 Verified Art, Music & Culture

U_5_18 — Fractals in Art, Music & Mathematical Aesthetics

Fractal geometry is deeply woven into the fabric of human aesthetic experience across cultures and millennia — not as ornament, but as structure. Richard Taylor (University of Oregon) discovered in 1999 that Jackson Poll

fractal art fractal aesthetics Jackson Pollock 1/f music Taylor fractal analysis drip painting
U_4_04 Art, Music & Culture

U_4_04 — Masks & Performance Traditions Worldwide

Masks are among the most universal cultural artifacts in human history, appearing independently on every inhabited continent and serving functions spanning religious ritual, ancestor communication, healing, social contro

masks masquerade performance ritual theater Greek tragedy Noh
X_5_11 Credible Medicine & Healing

X_5_11 — Medical Illustration: Visualizing the Body Across Centuries

Medical illustration — the art and science of creating visual representations of the human body, diseases, surgical procedures, and biological processes for education, research, and clinical communication — is a discipli

medical illustration anatomy art Vesalius Fabrica anatomical drawing Netter
Verified

INTERDOC_70 — Ancient Knowledge as Encoded Discovery of Biophysically Significant Parameters

The standard framing pits ancient wisdom against modern science, as if they are competing epistemologies. The evidence across ID1, ID2, and ID4 demolishes this framing by showing that the same biophysically significant p

ancient knowledge biophysical parameters sacred geometry acoustic tuning frequency-following response mechanotransduction
W_4_10 Verified World Civilizations

W_4_10 — Pueblo, Hopi, and Navajo Civilizations of the American Southwest

The Pueblo, Hopi, and Navajo (Diné) peoples of the American Southwest represent some of the most culturally continuous civilizations in the Americas, with archaeological records extending over 2,000 years and oral tradit

Pueblo Hopi Navajo Diné Ancestral Puebloan Anasazi
W_4_04 World Civilizations

W_4_04 — Mississippian Culture — Cahokia, Mound Builders, and the Southeastern Ceremonial Complex

Cahokia, located near present-day East St. Louis, Illinois, was the largest pre-Columbian settlement north of Mexico, reaching a peak population of 20,000 or more around 1050-1200 CE. The site features Monks Mound — the

Cahokia Mississippian culture mound builders Monks Mound Southeastern Ceremonial Complex SECC
W_4_03 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 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_14 Credible World Civilizations

W_1_14 — Carthage: Punic Civilization, Navigation, and Tophet

Carthage (from Phoenician Qart-ḥadašt — "New City") was a Phoenician colony founded c. 814 BCE on the coast of modern-day Tunisia that grew into the dominant maritime and commercial power of the western Mediterranean — a

Carthage Punic Phoenician Tophet child sacrifice Hannibal
W_1_01 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_3_01 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_00 World Civilizations

W_3_00 — African Civilizations: Subfolder Summary

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
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_3_00 Archaeoastronomy

ZH_3_00 — Americas Pacific Indigenous: Subfolder Summary

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_2_03 Verified Archaeoastronomy

ZH_2_03 — Islamic Golden Age Astronomy: Observatories and Star Catalogs

Islamic astronomy (c. 750–1500 CE) represents one of the most productive and sophisticated periods in the history of astronomical science — a sustained tradition of observation, mathematical innovation, and critical enga

Islamic astronomy Arabic astronomy observatory star catalog al-Sufi al-Battani
ZH_2_08 Verified Archaeoastronomy

ZH_2_08 — Astronomical Dating of Ancient Texts and Events

Astronomical dating — the use of recorded or described celestial events (eclipses, planetary conjunctions, solstice positions, heliacal risings, and precessional indicators) to fix the absolute dates of ancient texts and

astronomical dating eclipse dating archaeoastronomy chronology ancient texts Thucydides