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.

4 results for "rock-art"

D_3_19 Credible Sites & Artifacts

D_3_19 — Spiral Geometry in Cross-Cultural Sacred Art and Architecture

The spiral is among the most universal motifs in human visual culture, appearing independently across every inhabited continent from the Paleolithic to the present. From the triple spiral (triskele) at Newgrange (c. 3200

spiral-geometry spiral-symbolism newgrange nazca fibonacci-spiral golden-spiral
U_2_22 Credible Art, Music & Culture

U_2_22 — Shamanic & Entoptic Art

The neuropsychological model of shamanic art proposes that much of humanity's oldest visual art — from Upper Paleolithic cave paintings in Europe to San Bushman rock art in southern Africa to Aboriginal art in Australia

shamanic art entoptic phenomena rock art Lewis-Williams cave art altered states
F_2_17 Verified Lost Connections

F_2_17 — Trans-Saharan Rock Art Corridors: Mobility Evidence in Stone

The Sahara Desert — today the world's largest hot desert (~9.2 million km²) and one of Earth's most formidable barriers to human movement — was, during recurring humid periods (the "Green Sahara" or "African Humid Period

rock art Sahara petroglyph pictograph Tassili n'Ajjer Ennedi
F_4_26 Verified Lost Connections

F_4_26 — The Green Sahara: African Humid Period Civilizations

The "Green Sahara" — also known as the African Humid Period (AHP) — refers to a period of profound climatic transformation that turned the Sahara Desert into a lush, habitable landscape of grasslands, lakes, rivers, and

Green Sahara African Humid Period Holocene Sahara Desert Gobero Nabta Playa