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.
2,479 results for "Huang Di Nei Jing" — page 77 of 124
ZB_5_04 — Epigenetics in Ecology and Evolution
Epigenetics — heritable changes in gene expression that do not involve changes to the DNA sequence — has transformed understanding of how organisms respond to environmental conditions, develop, and potentially transmit a
ZB_4_16 — Mangrove Ecosystems
Mangroves are a group of approximately 70 species of salt-tolerant trees and shrubs that occupy the intertidal zone of tropical and subtropical coastlines worldwide, forming dense tidal forests that rank among the most p
ZB_4_04 — Flight Evolution
Powered flight has evolved independently at least four times in the history of life — in insects (~350 Ma), pterosaurs (~230 Ma), birds (~150 Ma), and bats (~55 Ma) — making it one of evolution's most spectacular converg
ZB_4_01 — Biogeography and Island Biology
Biogeography — the study of the geographic distribution of organisms — was one of Darwin's and Wallace's most powerful lines of evidence for evolution and remains central to modern biology. Alfred Russel Wallace identifi
ZB_4_02 — Extremophiles and Extreme Biology
Extremophiles are organisms that thrive in conditions lethal to most life — extreme heat, cold, acidity, radiation, pressure, salinity, or desiccation. Their discovery has fundamentally expanded understanding of life's b
ZB_4_14 — Acoustic Ecology: Soundscape Science and Biophonic Monitoring
Acoustic ecology — the study of the relationship between living organisms and their sonic environment — has evolved from an artistic and philosophical discipline into a quantitative ecological science with major conserva
ZB_4_03 — Desert Biology and Xerophytes
Deserts — regions receiving <250 mm of annual precipitation — cover ~33% of Earth's land surface and harbor organisms with some of the most remarkable adaptations in biology. Desert organisms face extreme challenges: wat
ZB_4_12 — Landscape Ecology: Patches, Corridors, and Mosaics
Landscape ecology studies how spatial patterns of ecosystems — the arrangement, size, shape, and connectivity of habitat patches within a heterogeneous landscape mosaic — influence ecological processes including species
ZB_3_21 — Soil Microbiome
The soil microbiome encompasses the entire community of microorganisms inhabiting soil — bacteria, archaea, fungi, protists, and viruses — constituting the most biodiverse ecosystem on Earth. [KEY FINDING] A single gram
ZB_3_07 — Keystone Species and Trophic Cascades
A keystone species exerts an ecological influence disproportionate to its abundance — its removal causes cascading structural changes through the ecosystem. The concept was introduced by Robert Paine (1966, 1969) based o
ZB_3_20 — Kelp Forest Ecology
Kelp forests are underwater ecosystems formed by dense stands of large brown macroalgae (Order Laminariales), predominantly species of Macrocystis (giant kelp, reaching heights of 45–60 meters — among the fastest-growing
ZB_3_04 — Ecological Succession
Ecological succession — the process of community change over time following a disturbance or the creation of new habitat — is one of ecology's oldest and most studied concepts. Primary succession occurs on newly exposed
ZB_3_11 — Tropical Rainforest Ecology: Earth's Richest Biome
Tropical rainforests — evergreen broadleaf forests occurring in equatorial zones receiving >2,000 mm annual rainfall with no pronounced dry season and temperatures averaging 25–27°C year-round — cover approximately 6–7%
ZB_3_16 — Lichen Biology: Symbiosis, Ecology, and Extremophile Survival
Lichens are stable symbiotic associations between a fungal partner (mycobiont, typically an ascomycete) and one or more photosynthetic partners (photobiont — green algae, usually Trebouxia, and/or cyanobacteria, usually
ZB_3_10 — Wetland Ecology: Nature's Kidneys and Carbon Vaults
Wetlands — ecosystems where water saturation of soils is the dominant factor controlling plant and animal community composition, soil development, and biogeochemical cycling — encompass a vast diversity of habitat types
ZB_3_08 — Freshwater Ecology
Freshwater ecosystems — rivers, streams, lakes, ponds, wetlands, and groundwater systems — cover only ~0.8% of Earth's surface and contain ~0.01% of the world's water, yet they support a disproportionate ~6% of all descr
ZB_3_13 — Estuary and Mangrove Ecology: Where Rivers Meet the Sea
Estuaries — semi-enclosed coastal water bodies where freshwater river discharge meets and mixes with saline ocean water — and mangrove forests — tropical and subtropical intertidal forests dominated by salt-tolerant tree
ZC_3_09 — Nationalism and Ethnic Conflict
Nationalism — the political principle and cultural sentiment that nations should have their own states — is arguably the most powerful political force of the modern era. Benedict Anderson (Imagined Communities, 1983/1991
ZC_3_11 — Warfare and Conflict — Anthropological Perspectives
The anthropology of warfare and conflict addresses one of the most consequential and contested questions in the human sciences: is organized violence a universal feature of human societies, an evolutionary inheritance, o
ZC_3_06 — Sociology of Law
Sociology of law examines law not as an autonomous system of rules but as a social institution — shaped by power, culture, and economic relations, and in turn shaping social life. Émile Durkheim (The Division of Labour i
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