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.
42 results for "David Reich" — page 1 of 3
G_4_21 — Archaeogenomics: Ancient DNA and the Reconstruction of Human History
Archaeogenomics — the extraction, sequencing, and analysis of DNA from ancient biological remains — has revolutionized understanding of human migration, admixture, and population history since Svante Pääbo's pioneering w
G_2_08 — Archaeogenetics — DNA Revolution in Prehistory
Archaeogenetics — the extraction and analysis of ancient DNA (aDNA) from archaeological human, animal, and plant remains — has revolutionized our understanding of human migration, population structure, admixture, kinship
L_4_13 — Ancient DNA: Methods, Revelations, and Ethical Debates
Ancient DNA (aDNA) — genetic material recovered from biological remains thousands to hundreds of thousands of years old — has revolutionized our understanding of human evolution, migration, and population history. The fi
L_5_16 — Archaeogenetics: Ancient DNA and the Human Past
Archaeogenetics — the extraction and analysis of DNA from ancient human, animal, and plant remains — has transformed our understanding of human history since the field's breakthrough in 2010. Advances in next-generation
F_4_14 — Ancient DNA and Migration Evidence
Ancient DNA (aDNA) analysis has transformed the study of human migration and cultural connections, providing direct genetic evidence for population movements that were previously inferred indirectly from archaeology, lin
G_3_10 — David Bohm's Implicate Order and Holographic Universe
David Bohm (1917–1992) was one of the most original and philosophically minded physicists of the 20th century, contributing both rigorous quantum mechanics and sweeping metaphysical visions. His pilot wave theory (1952)
M_3_16 — Geopolymer & Ancient Concrete Hypothesis
The geopolymer hypothesis proposes that some ancient stone structures — particularly the Egyptian pyramids — were constructed not by cutting, transporting, and stacking quarried blocks, but by casting artificial stone in
M_2_01 — Anomalous Megaliths: Nan Madol, Baalbek, and Unexplained Engineering
Several ancient megalithic sites worldwide exhibit engineering achievements that remain difficult to fully explain with our current understanding of the tools, techniques, and organizational capacity available to their b
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
U_2_14 — Minimalism in Art: Reduction, Silence, and Essential Form
Minimalism — emerging in the early 1960s in New York as a radical reaction against the emotional excess of Abstract Expressionism — reduced art to its most fundamental elements: simple geometric forms, industrial materia
X_1_23 — Meditation Neuroscience
Meditation neuroscience — the scientific study of how contemplative practices alter brain structure and function — has undergone explosive growth since the early 2000s, moving from a fringe topic to a rigorous subfield o
X_4_20 — Autoimmune Disease Rise & Hygiene Hypothesis
The dramatic rise of autoimmune and allergic diseases in industrialized nations over the past half-century — while these conditions remain comparatively rare in developing countries — represents one of the most important
W_4_01 — Maya Epigraphy, Astronomy, and Calendar Science
The Maya civilization developed one of the most sophisticated writing systems in the pre-Columbian Americas — a mixed logographic-syllabic script that recorded history, astronomy, mythology, and ritual on stone monuments
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
ZH_3_02 — Polynesian Celestial Navigation: Star Compass and Wayfinding
The peoples of Polynesia — spread across the vast Polynesian Triangle (Hawaiʻi, Rapa Nui/Easter Island, Aotearoa/New Zealand), the largest ocean-spanning cultural region on Earth — accomplished the most remarkable feat o
ZH_3_05 — Nazca Lines: Astronomical and Ecological Hypotheses
The Nazca Lines are a vast complex of geoglyphs — ground drawings created by removing the dark, iron-oxide-coated desert pavement to reveal the lighter ground beneath — spread across the arid Pampa de Nazca and surroundi
ZH_5_15 — Astronomical Symbolism: Stars, Crescents, and Suns in Heraldry and Currency
Astronomical symbols — stars, crescents, and suns — are among the most universal and enduring elements in human visual culture, appearing on the flags of over 70 nations, on coinage from the earliest electrum staters of
K_1_09 — Philosophical Zombies and the Hard Problem
The philosophical zombie (p-zombie) thought experiment, formalized by David Chalmers (1996), asks: Could there exist a being physically and functionally identical to a conscious human — identical atom for atom, processin
INTERDOC_21 — Meditation, Mysticism, and the Neuroscience Bridge
[KEY FINDING] Richard Davidson's lab at the University of Wisconsin–Madison, beginning in 2004, demonstrated that long-term meditators (>10,000 hours) — particularly Tibetan Buddhist monks — generate gamma wave oscillati
D_1_03 — Megalithic Impossible Engineering
Ancient megalithic construction worldwide features stone blocks of extraordinary size and precision that challenge conventional explanations. Baalbek's Trilithon uses three 800-tonne stones set 7 meters above ground; Sac
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