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.

658 results for "near-death experience NDE" — page 18 of 33

ZB_4_01 Verified Ecology & Biology

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

biogeography island biogeography Wallace line continental drift dispersal vicariance
ZB_4_14 Credible Ecology & Biology

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

acoustic ecology soundscape biophony Bernie Krause ecoacoustics noise pollution
ZB_3_16 Verified Ecology & Biology

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

lichen lichenology symbiosis mutualism mycobiont photobiont
ZC_3_09 Verified Social Science

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

nationalism ethnic conflict nation-state Anderson imagined communities ethnonationalism
ZC_3_16 Verified Social Science

ZC_3_16 — The Gig Economy: Labor, Platforms, and Precarity

The gig economy — defined as a labor market characterized by short-term, task-based, platform-mediated work rather than permanent employment — has grown from a marginal phenomenon to a significant sector of advanced econ

gig economy platform labor Uber precarious work independent contractor algorithmic management
ZC_3_07 Verified Social Science

ZC_3_07 — Disability Studies

Disability studies is an interdisciplinary field examining disability as a social, cultural, and political phenomenon rather than a purely medical one. The foundational distinction is between the medical model (disabilit

disability studies social model medical model impairment ableism ADA
ZC_3_05 Verified Social Science

ZC_3_05 — Sociology of Sport

Sociology of sport examines how sport reflects, reinforces, and occasionally challenges broader social structures of class, race, gender, and national identity. Norbert Elias and Eric Dunning (Quest for Excitement, 1986)

sociology of sport athletics race gender nationalism commodification
ZC_5_21 Verified Social Science

ZC_5_21 — Intergenerational Trauma: Epigenetic Inheritance and Collective Wounds

Intergenerational trauma (also transgenerational or historical trauma) refers to the transmission of traumatic effects from one generation to subsequent generations through psychological, behavioral, social, and — contro

intergenerational trauma transgenerational trauma epigenetics historical trauma PTSD holocaust survivors
ZC_5_03 Verified Social Science

ZC_5_03 — Sociology of the Body: Embodiment, Biopower, and Body Politics

The sociology of the body examines how human bodies are socially constructed, regulated, experienced, and politicized — not as "natural" biological givens but as products of cultural practices, power relations, historica

body embodiment Foucault biopower body politics disability studies
ZC_1_07 Verified Social Science

ZC_1_07 — Behavioral Economics — Nudge Theory & Decision-Making

Behavioral economics integrates psychological insights into economic models of human decision-making, challenging the neoclassical assumption of perfectly rational "Homo economicus" and documenting systematic deviations

behavioral economics nudge theory prospect theory Thaler Sunstein Kahneman
ZC_4_04 Verified Social Science

ZC_4_04 — Medical Anthropology — Culture, Healing, and the Body

Medical anthropology — the study of how health, illness, healing, and the body are experienced, understood, and managed across cultures — is one of anthropology's most productive subfields, bridging biological and social

medical anthropology healing illness disease sickness culture
ZC_2_12 Verified Social Science

ZC_2_12 — Social Stratification and Class

Social stratification refers to the ranking of individuals and groups in hierarchies of wealth, power, and prestige. The two foundational approaches are Karl Marx (1818–1883) — class is defined by relationship to the mea

social stratification class inequality Marx Weber Bourdieu
ZC_2_03 Verified Social Science

ZC_2_03 — Intergenerational & Collective Trauma

Intergenerational trauma refers to the transmission of traumatic effects from one generation to the next — a phenomenon observed across populations including Holocaust survivor families, Indigenous communities subjected

intergenerational trauma historical trauma epigenetic inheritance collective trauma van der Kolk Yehuda
ZC_2_08 Verified Social Science

ZC_2_08 — Demography and Population Studies

Demography is the scientific study of human population — its size, structure, distribution, and change through births, deaths, and migration. World population reached ~8 billion in November 2022 (UN), having grown from ~

demography population demographic transition fertility mortality aging
ZC_2_07 Verified Social Science

ZC_2_07 — Sociology of Health and Illness

Medical sociology (or the sociology of health and illness) examines how social structures, institutions, and relationships shape health outcomes, health behaviors, and the organization of healthcare. Foundational concept

medical sociology social determinants of health health disparities sick role Parsons medicalization
G_4_18 Verified Modern Frameworks

G_4_18 — Biogeography and Ancient Distribution Patterns

Biogeography — the study of the spatial distribution of organisms across the planet, both present and past — is one of the most powerful frameworks for understanding Earth history, evolutionary processes, and the mechani

biogeography Wallace Line island biogeography MacArthur-Wilson vicariance dispersal
G_4_21 Verified Modern Frameworks

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

archaeogenomics ancient DNA aDNA Svante Pääbo David Reich paleogenomics
G_4_25 Verified Modern Frameworks

G_4_25 — Space Settlement and Interplanetary Civilization

Space settlement theory addresses the technical, biological, and sociological requirements for establishing permanent self-sustaining human communities beyond Earth. The modern framework was established by physicist Gera

space settlement Mars colonization O'Neill cylinder space habitat Kardashev scale terraforming
G_4_16 Verified Modern Frameworks

G_4_16 — Comparative Mythology as Science — Phylogenetic and Statistical Approaches

Comparative mythology — the systematic study of myths and folktales across cultures to identify shared elements, trace historical relationships, and understand the cognitive and social processes that generate mythologica

comparative mythology phylomythology phylogenetic analysis d'Huy Tehrani Witzel
G_4_26 Credible Modern Frameworks

G_4_26 — Consciousness-Technology Integration

The intersection of consciousness studies and technology represents one of the most consequential frontiers of 21st-century science and philosophy. Brain-computer interfaces (BCIs), pioneered by researchers from Jacques

consciousness-technology brain-computer-interface neural-prosthetics transhumanism mind-uploading extended-mind