RESEARCH BASE
Search 3,721 documents across 34 fields — every claim tier-rated by evidence
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.
1,104 results for "Ice Age" — page 50 of 56
I_3_14 — The Tehran 1976 Incident: A Military Engagement Case
On September 19, 1976, Iranian Air Force F-4 Phantom II jets were scrambled from Shahrokhi Air Base (now Hamadan Air Base) to intercept a brilliant unidentified object reported over Tehran. The incident — documented in a
V_1_11 — Islamic Golden Age Mathematics
Islamic Golden Age mathematics (c. 750–1500 CE) preserved, synthesized, and dramatically extended the mathematical traditions of Greece, India, Persia, and Mesopotamia, creating entirely new fields and transmitting the r
M_2_00 — Ancient Sites Structures: Subfolder Summary
M_2_02 — Nazca Lines — Purpose, Astronomy, Water Rituals, and Modern AI Discovery
The Nazca Lines are a collection of over 1,500 geoglyphs etched into the arid Nazca Plateau of southern Peru, created primarily between 500 BCE and 500 CE by the Nazca culture. They range from simple geometric lines exte
A_1_25 — Kassite Period Babylonian Texts
The Kassite dynasty (c. 1595–1155 BCE) ruled Babylon for over 400 years, making it the longest-ruling dynasty in Babylonian history — yet it remains one of the least understood periods of Mesopotamian civilization. The K
A_3_11 — Homeric Hymns: Divine Preludes and the Gods of Olympus
The Homeric Hymns are a collection of 33 hexameter poems addressed to individual Greek deities, composed between approximately 750 and 500 BCE and attributed in antiquity to Homer — though they are the work of multiple a
U_0_00 — Art, Music & Culture: Section Summary
U_3_01 — Tattoo & Body Modification Traditions
Tattooing and body modification are among the most ancient and widespread human cultural practices, with archaeological evidence stretching back at least 5,300 years and likely much further.
U_3_19 — Ancient Tattooing Traditions
Tattooing is one of the oldest and most universal forms of human body modification, with archaeological evidence spanning at least 5,300 years and ethnographic documentation across every populated continent. The oldest k
U_3_13 — Art Restoration and Conservation: Science Meets Aesthetics
Art restoration and conservation — the practice of preserving, stabilizing, and (sometimes controversially) restoring works of art — sits at the intersection of science, aesthetics, ethics, and cultural politics. Every a
U_2_01 — Color Symbolism and Chromatic Traditions Across Cultures
Color is both a physical phenomenon (wavelengths of electromagnetic radiation) and a cultural construction, with different societies dividing the visible spectrum in strikingly different ways. Berlin and Kay's landmark 1
U_4_00 — Sacred Symbolic Ritual: Subfolder Summary
U_4_01 — Sacred Dance — Ritual Movement from Shamanism to Sufi Whirling
Sacred dance represents one of humanity's oldest and most widespread forms of religious expression, predating written language and formal theology. From the Sufi sema (whirling ceremony) of the Mevlevi order to the Lakot
X_1_10 — Acupuncture and Meridian Theory
Acupuncture — the insertion of thin needles into specific points on the body to treat pain and disease — is one of the most widely practiced and scientifically studied forms of traditional medicine, yet remains among the
W_4_07 — Amazonian Traditions, Plant Teachers, and the Ayahuasca Complex
The Amazon Basin — the world's largest tropical rainforest — is home to approximately 400 indigenous groups with an extraordinary tradition of plant-based knowledge unmatched anywhere on Earth. At the center of this trad
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
W_4_09 — Indonesian Megalithic Living Traditions — Nias, Sumba, Toraja
Indonesia harbors what may be the world's most significant collection of living megalithic traditions — cultures that continue to quarry, transport, and erect massive stone monuments using methods broadly analogous to th
W_4_00 — Americas Pacific Indigenous: Subfolder Summary
W_4_08 — Native American Great Plains and Vision Quest Traditions
The Great Plains of North America — stretching from the Canadian prairies to Texas, from the Rocky Mountain foothills to the Mississippi — sustained some of the most mobile, ceremonially rich, and militarily sophisticate
W_1_25 — Dilmun: Sacred Land of the Persian Gulf
Dilmun (Sumerian: NI.TUK.KI; also spelled Telmun) was an ancient civilization and trading polity centered on present-day Bahrain, with extensions to Failaka Island (Kuwait), the eastern Arabian coastal region, and possib
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