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.
102 results for "physical evidence" — page 2 of 6
X_1_14 — Medical Archaeology
Medical archaeology (also called paleopathology and bioarchaeology) is the study of disease, injury, healing, and medical practice in past populations using physical evidence — primarily skeletal remains, mummified tissu
X_4_04 — Nursing and Caregiving History
Nursing — the professional practice of patient care, health promotion, and illness prevention — has evolved from informal family and religious caregiving to a scientifically grounded profession. Pre-modern: caregiving fe
X_3_12 — History of Epidemiology: From Miasma to Molecular Surveillance
Epidemiology — the study of the distribution and determinants of disease in populations — is the foundational science of public health, responsible for identifying disease causes, informing prevention strategies, and gui
W_4_02 — Polynesian Navigation and Rapa Nui
The Polynesian settlement of the Pacific Ocean — the largest migration in human prehistory — colonized virtually every inhabitable island across 16 million km² of open ocean using non-instrument navigation techniques of
ZF_1_01 — Physical Oceanography: Thermohaline Circulation, Currents, and ENSO
Physical oceanography studies the motion, properties, and dynamics of the global ocean — a system containing 97% of Earth's water, covering 71% of the surface, and storing over 90% of the excess heat from anthropogenic c
K_1_11 — Dualism: Mind-Body Problem Across Philosophy and Neuroscience
The mind-body problem — the question of how subjective mental experience (consciousness, thought, sensation, emotion) relates to the physical body (brain, nervous system, matter) — is arguably the oldest and most persist
K_1_04 — Brain as Filter vs Generator
Two opposing models have dominated the consciousness debate for over a century:
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
E_2_07 — The 4.2 Kiloyear Event — Bronze Age Climate Catastrophe
The 4.2 kiloyear event (~2200 BCE) was a severe, century-scale aridification episode that constitutes one of the most significant abrupt climate changes of the Holocene. Identified through speleothem, marine sediment, an
ZG_5_13 — Language and Law: Legal Language, Plain Language Movement, and Interpretation
Language and law — the intersection of linguistics and legal systems — encompasses the study of legal language as a distinctive register, the application of forensic linguistics (linguistic expertise in legal proceedings
Q_1_01 — The Anthropic Principle & Fine-Tuning of the Universe
The universe appears to be astonishingly fine-tuned for the existence of complex life. Alter the cosmological constant by 1 part in 10¹²⁰, or the strong nuclear force by 0.5%, or the ratio of electromagnetic to gravitati
Q_4_32 — The Fundamental Constants: Physics, Life, and Mathematics
The universe runs on numbers — and not arbitrary ones. A small set of fundamental constants, mostly dimensionless, determines every property of matter, energy, space, and time. Change any of them by a fraction and atoms
ZC_3_22 — Fourth Industrial Revolution
The Fourth Industrial Revolution (4IR) is a framework articulated by Klaus Schwab (founder and executive chairman of the World Economic Forum) in his 2016 book The Fourth Industrial Revolution, describing a new phase of
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)
G_3_27 — Morphic Resonance vs Epigenetic Inheritance: A Rigorous Comparison
For decades, Rupert Sheldrake's morphic resonance hypothesis — that organisms inherit form and behavior through a non-material "morphic field" carrying patterns from past similar systems — has been the most prominent fri
G_2_03 — Bayesian Reasoning and Archaeological Inference
Bayesian reasoning — the systematic updating of probabilities for hypotheses as new evidence is acquired — has transformed archaeology, chronology, and the evaluation of disputed historical claims since the 1990s. At its
O_2_08 — Weathering, Erosion, and Deep Time Landscape Evolution
Weathering (the in-situ breakdown of rock and minerals) and erosion (the transport of weathered material by water, wind, ice, and gravity) are the fundamental surface processes that, operating over deep time (millions to
T_2_05 — Clinical Psychology: History and Foundations
Clinical psychology — the assessment, diagnosis, and treatment of mental disorders — evolved from ancient supernatural explanations of madness through institutional reform, the psychoanalytic revolution, behavioral and c
ZD_4_17 — Digital Twin Technology
A digital twin is a virtual representation of a physical object, process, or system that is continuously updated with real-time data from its physical counterpart through sensors and IoT connectivity, enabling simulation
L_1_18 — Human Migration: Out of Africa, Dispersal Patterns, and the Peopling of the World
The migration of Homo sapiens out of Africa and across the globe is one of the most extensively studied processes in human evolutionary history, now reconstructed through converging evidence from genetics (mitochondrial
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