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.

263 results for "Eric Davis" — page 9 of 14

R_4_13 Verified Biology & Evolution

R_4_13 — Evolution of Sleep: Why Organisms Rest

Sleep — a reversible state of reduced awareness, diminished responsiveness, and characteristic neural activity — is found across virtually all animals with a nervous system, from C. elegans (which exhibits a quiescent st

sleep evolution of sleep REM sleep NREM sleep slow-wave sleep sleep function
R_3_19 Verified Biology & Evolution

R_3_19 — Bacterial Chemotaxis and Signal Transduction

Bacterial chemotaxis — the ability of bacteria to sense chemical gradients in their environment and direct their movement accordingly — is one of the most thoroughly understood signal transduction systems in all of biolo

chemotaxis bacteria signal transduction two-component system chemoreceptor CheA
R_3_10 Verified Biology & Evolution

R_3_10 — Protein Evolution and Molecular Machines

Proteins are the molecular workhorses of life — catalyzing reactions, building structures, transporting cargo, transmitting signals, and defending against pathogens. They are also some of biology's most astonishing molec

protein evolution molecular machine protein folding enzyme kinesin myosin
R_3_03 Verified Biology & Evolution

R_3_03 — Evo-Devo: Evolutionary Developmental Biology

Evolutionary developmental biology ("evo-devo") reveals one of biology's most profound discoveries: the same small set of "toolkit" genes (Hox, Pax6, Sonic hedgehog, BMP, Wnt, etc.) controls body plan development across

evo-devo evolutionary developmental biology Hox genes homeobox toolkit genes deep homology
R_1_15 Verified Biology & Evolution

R_1_15 — The Chirality Problem: Why Life Uses Left-Handed Amino Acids

One of the deepest unsolved problems in the origin of life is homochirality — the fact that all known life on Earth uses almost exclusively L-amino acids (left-handed) for proteins and D-sugars (right-handed) for nucleic

chirality homochirality amino acids L-amino acids D-sugars stereochemistry
R_1_14 Verified Biology & Evolution

R_1_14 — Biofilms: Microbial Communities, Quorum Sensing, and Cooperation

Biofilms are structured communities of microorganisms — bacteria, archaea, fungi, and algae — attached to surfaces and embedded in a self-produced matrix of extracellular polymeric substances (EPS): polysaccharides, prot

biofilm quorum sensing extracellular polymeric substance EPS microbial community antibiotic resistance
S_3_07 Verified Future Technology

S_3_07 — Desalination and Water Technology

Water scarcity affects ~2 billion people globally (UNESCO, 2023), with demand projected to exceed supply by 40% by 2030 in many regions due to population growth, urbanization, agriculture, and climate change. Desalinatio

desalination water technology reverse osmosis water scarcity water purification membrane technology
S_3_03 Verified Future Technology

S_3_03 — Geoengineering — Climate Intervention, Solar Radiation Management, and Carbon Dioxide Removal

Geoengineering encompasses large-scale deliberate interventions in the Earth's climate system to counteract global warming. Two broad categories exist: Solar Radiation Management (SRM), which reflects incoming sunlight t

geoengineering climate engineering climate intervention solar radiation management SRM stratospheric aerosol injection
F_1_12 Verified Lost Connections

F_1_12 — Beringia: Land Bridge, Migration, and Lost Landscape

Beringia — the vast landmass that periodically connected northeastern Asia to northwestern North America across what is now the Bering Strait and the shallow Chukchi and Bering Seas — was one of the most consequential ge

Beringia land bridge Bering Strait migration Americas peopling
F_1_08 Verified Lost Connections

F_1_08 — Trans-Pacific Contact — Pre-Columbian Connections

The Pacific Ocean — covering over 165 million km² — was long assumed to be an impenetrable barrier to pre-Columbian cultural exchange between Asia/Oceania and the Americas. However, a growing body of botanical, genetic,

trans-Pacific contact sweet potato kumara Polynesian-South American contact chicken bone DNA Valdivia-Jomon pottery
F_1_11 Credible Lost Connections

F_1_11 — Sweet Potato Paradox — Pre-Columbian Trans-Pacific Contact Evidence

The sweet potato paradox — the presence of Ipomoea batatas (a plant of unambiguous South American origin) across Polynesia in pre-Columbian contexts — is the single most widely accepted piece of evidence for trans-Pacifi

sweet potato Ipomoea batatas pre-Columbian trans-Pacific Polynesia South America
F_2_19 Verified Lost Connections

F_2_19 — Obsidian Trade Networks in the Ancient World

Obsidian — volcanic glass formed by rapid cooling of silica-rich lava — was the most extensively traded lithic material in the ancient world, coveted for its conchoidal fracture producing edges sharper than modern surgic

obsidian trade network sourcing XRF neutron activation Çatalhöyük
F_2_04 Verified Lost Connections

F_2_04 — Obsidian Trade Networks: Archaeological Tracers of Ancient Exchange

Obsidian — naturally occurring volcanic glass formed when felsic lava cools rapidly — was one of the most valued materials in the prehistoric world. Its conchoidal fracture produces the sharpest edges known (thinner than

obsidian obsidian sourcing XRF analysis neutron activation analysis Çatalhöyük Göbekli Tepe
F_2_01 Verified Lost Connections

F_2_01 — Bronze Age Trade Networks

Bronze Age trade networks provide a documented, testable middle ground between independent invention and lost-civilization contact as explanations for shared cultural motifs across the ancient world. If tin from Cornwall

Bronze Age Uluburun tin lapis lazuli obsidian trade
F_4_05 Verified Lost Connections

F_4_05 — Sea Peoples and Bronze Age Collapse

This document examines Sea Peoples and Bronze Age Collapse, a topic within the Lost Connections research area. Key areas of investigation include The Interconnected World of ~1400–1200 BCE, The Amarna Letters — Evidence

Sea Peoples Bronze Age Collapse 1177 BCE Ramesses III Medinet Habu Peleset
F_4_32 Verified Lost Connections

F_4_32 — Obsidian Trade Networks: Volcanic Glass and Long-Distance Exchange

Obsidian — volcanic glass formed when felsic lava cools rapidly — was one of the most important raw materials in human prehistory, prized for its ability to produce the sharpest cutting edges known (fracture to edges of

obsidian trade networks volcanic glass sourcing geochemistry XRF
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_11 Credible Lost Connections

F_3_11 — Cotton and Textile Diffusion Across Ancient Oceans

The history of cotton (Gossypium spp.) and textile diffusion across the ancient world presents one of the most intriguing puzzles in the study of pre-modern connectivity, combining genetics, archaeology, botany, and tech

cotton textile Gossypium domestication diffusion trans-oceanic
F_3_19 Verified Lost Connections

F_3_19 — Shared Metallurgical Knowledge: Independent Invention vs. Diffusion

The development of metallurgy — the extraction and working of metals from ores — is one of the most consequential technological achievements in human history, and one of the best arenas for examining the fundamental ques

metallurgy metal copper bronze iron smelting
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