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.

2,503 results for "Édouard Le Roy" — page 111 of 126

F_4_18 Verified Lost Connections

F_4_18 — Roman Britain and Beyond: Provincial Connectivity

Roman Britain (43–410 CE) — the province of Britannia — represents one of the most thoroughly documented examples of how Rome's imperial system connected a peripheral, previously fragmented region to continent-wide econo

Roman Britain Britannia province trade military road
F_4_27 Verified Lost Connections

F_4_27 — Hunter-Gatherer Societies: Lifeways, Ecology, and the Transition to Agriculture

For over 95% of Homo sapiens history, all humans lived as hunter-gatherers — mobile foragers whose subsistence depended on wild plants, animals, and aquatic resources. Modern ethnographic and archaeological evidence has

hunter-gatherer forager paleolithic neolithic transition agriculture origins !kung
F_4_17 Verified Lost Connections

F_4_17 — Mediterranean–Indian Ocean Maritime Link in Antiquity

The maritime connection between the Mediterranean world and the Indian Ocean — linking Greco-Roman Egypt, the Arabian Peninsula, East Africa, and the Indian subcontinent — was one of antiquity's most consequential trade

maritime trade Indian Ocean Mediterranean Periplus Red Sea monsoon
F_4_14 Verified Lost Connections

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

ancient DNA aDNA archaeogenetics paleogenomics David Reich Johannes Krause
F_4_12 Verified Lost Connections

F_4_12 — Bantu Expansion: Africa's Great Migration and Iron Age Spread

The Bantu Expansion is the most consequential demographic and linguistic transformation in African history. Beginning from a homeland in the grasslands of modern Cameroon and southeastern Nigeria around 3000 BCE, Bantu-s

Bantu expansion Bantu languages Greenberg Guthrie Ehret Niger-Congo
F_4_20 Verified Lost Connections

F_4_20 — Yamnaya Expansion: Steppe Herders and Indo-European Spread

The Yamnaya culture (c. 3300–2600 BCE) — a semi-nomadic pastoral society of the Pontic-Caspian steppe (modern Ukraine, southern Russia, and western Kazakhstan) — has emerged from ancient DNA studies as one of the most co

Yamnaya steppe Pontic-Caspian Indo-European migration pastoralism
F_4_16 Verified Lost Connections

F_4_16 — Lost Languages and Undeciphered Scripts

Dozens of ancient and medieval scripts remain partially or wholly undeciphered, representing lost linguistic traditions whose content may hold key information about ancient cultures, trade networks, religion, and technol

undeciphered script Linear A Minoan Proto-Elamite Indus Valley script Rongorongo
F_3_05 Verified Lost Connections

F_3_05 — Writing System Origins and Independent Inventions

Writing was independently invented at least four times in human history: Sumerian cuneiform in Mesopotamia (~3400 BCE), Egyptian hieroglyphs (~3200 BCE), Chinese script (~1200 BCE with possible earlier precursors), and M

writing systems cuneiform hieroglyphs oracle bones Mesoamerican script Indus script
F_3_04 Verified Lost Connections

F_3_04 — Spread of Metallurgy: Copper, Bronze, Iron Across the Ancient World

Metallurgy developed independently in multiple regions, beginning with native copper use by ~9000 BCE and smelting by ~7000 BCE in Anatolia. The transition from copper to arsenical bronze and then tin bronze reshaped anc

metallurgy copper smelting bronze age iron smelting tin trade arsenical bronze
F_3_14 Verified Lost Connections

F_3_14 — Domestication: How Humans Reshaped Species and Themselves

Domestication — the multigenerational process by which humans selectively breed wild species, producing organisms that are genetically, morphologically, and behaviorally distinct from their wild ancestors and dependent o

domestication artificial selection animal husbandry plant cultivation agriculture dog
F_3_18 Verified Lost Connections

F_3_18 — Vavilov Centers: Origins of Cultivated Plants

The Vavilov centers of origin are the regions of the world where the greatest genetic diversity of cultivated plants and their wild relatives is found — identified by the Russian/Soviet botanist, geneticist, and plant ge

Vavilov center of origin center of diversity cultivated plants crop wild ancestor
F_3_01 Verified Lost Connections

F_3_01 — The Agricultural Revolution

The Agricultural Revolution (~10,000 BCE) — the transition from hunting-gathering to farming — is arguably the most consequential event in human history. It enabled cities, writing, religion, states, armies, and eventual

Neolithic Revolution agriculture domestication sedentism Fertile Crescent Natufian
F_3_07 Verified Lost Connections

F_3_07 — Independent Origins of Plant Domestication

Plant domestication — the process by which wild species are genetically and morphologically transformed through human selection into cultivable, human-dependent crops — arose independently in at least 7–11 geographically

plant domestication agriculture origins Neolithic Revolution Fertile Crescent Yangtze Mesoamerica
F_3_02 Credible Lost Connections

F_3_02 — Manichaean Transmission Along the Silk Road

This document examines Manichaean Transmission Along the Silk Road, a topic within the Lost Connections research area. Key areas of investigation include The Visionary Experience, The Deliberate Synthesis, Mani's Travels

Mani Manichaeism Manichaean Silk Road Turfan Sogdian
F_3_06 Verified Lost Connections

F_3_06 — Shared Flood Myths and Cultural Diffusion

Flood myths — narratives of a catastrophic deluge that destroys most of humanity, typically with a chosen survivor who preserves life — appear across cultures worldwide, from the Epic of Gilgamesh (Tablet XI, Utnapishtim

flood myth deluge Noah Utnapishtim Gilgamesh Atrahasis
F_3_09 Verified Lost Connections

F_3_09 — Musical Instrument Diffusion and Shared Traditions

Musical instruments represent some of the oldest artifacts of human culture and their distribution patterns across the globe illuminate deep connections — and sometimes startling independent inventions — among widely sep

musical instrument diffusion drum lyre harp flute
F_3_08 Verified Lost Connections

F_3_08 — Ancient Communication and Postal Systems

Long before electronic communication, ancient civilizations developed sophisticated communication and postal systems that enabled information to travel across vast empires at speeds that would not be surpassed until the

postal system communication cursus publicum Roman post Angareion Persian Royal Road
F_3_10 Verified Lost Connections

F_3_10 — Plague and Disease Transmission Along Trade Routes

The same trade routes and migration corridors that connected distant civilizations also served as highways for pandemic disease, making pathogen transmission one of the most consequential — and devastating — forms of "lo

plague Yersinia pestis Black Death Justinianic plague Columbian Exchange pandemic
ZA_2_13 Verified Physics & Quantum

ZA_2_13 — Quantum Gravity Approaches

Quantum gravity is the unfinished quest to unify general relativity (GR) — which describes gravity as spacetime curvature at macroscopic scales — with quantum mechanics (QM), which governs microscopic physics. The challe

quantum gravity loop quantum gravity string theory causal dynamical triangulations spin foam asymptotic safety
ZA_2_04 Credible Physics & Quantum

ZA_2_04 — Loop Quantum Gravity: Spacetime as a Fabric of Quanta

Loop quantum gravity (LQG) is a leading approach to quantum gravity that quantizes spacetime itself — predicting that area and volume come in discrete Planck-scale quanta. Unlike string theory, LQG does not require extra

loop quantum gravity LQG spin networks spin foams Planck scale quantum geometry