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Search 3,717 documents across 34 fields — every claim tier-rated by evidence

3,717 documents 34 sections 47,686 citations 34,596+ keywords indexed 4 evidence tiers

464 results for "kin selection" — page 1 of 24

L_3_12 Verified Genetics & Origins

L_3_12 — Genetics of Pigmentation: Skin, Hair, and Eye Color Evolution

Human pigmentation — the variation in skin, hair, and eye color across populations — is one of the most visible and best-understood examples of natural selection in our species. Pigmentation is determined primarily by th

pigmentation melanin skin color SLC24A5 SLC45A2 MC1R
L_4_09 Verified Genetics & Origins

L_4_09 — Selective Sweeps and Positive Selection in Humans

A selective sweep occurs when a beneficial allele rises rapidly in frequency under positive natural selection, carrying nearby linked variants along with it (genetic hitchhiking) and reducing genetic variation across the

selective sweep positive selection natural selection allele frequency hitchhiking extended haplotype homozygosity
P_2_13 Verified Philosophy & Meaning

P_2_13 — Philosophy of Biology: Teleology, Species Concepts, and Function

The philosophy of biology examines the conceptual foundations, explanatory structures, and ontological commitments of the biological sciences — asking questions that biology itself presupposes but does not typically addr

philosophy of biology species concept biological species teleology function natural selection
A_3_15 Verified Foundations

A_3_15 — Middle Kingdom Egyptian Literature: Wisdom Texts, Prophecies, and Poetry

The Middle Kingdom of Egypt (c. 2055–1650 BCE, Dynasties XI–XIII) is recognized as the classical age of Egyptian literature, producing texts that served as literary models for over a millennium. Major genres include wisd

middle-kingdom-literature wisdom-texts instructions-of-ptahhotep tale-of-sinuhe coffin-texts egyptian-poetry
X_5_05 Credible Medicine & Healing

X_5_05 — Dermatology: The Science and Medicine of Skin

Dermatology is the medical specialty devoted to the diagnosis and management of diseases of the skin, hair, nails, and mucous membranes — the largest and most visible organ system. The skin serves as the body's primary b

dermatology skin melanoma eczema psoriasis dermatopathology
W_3_22 Verified World Civilizations

W_3_22 — Mapungubwe Kingdom

Mapungubwe (c. 1075–1290 CE) was the first complex state society in southern Africa, located at the confluence of the Limpopo and Shashe rivers in present-day South Africa. The site demonstrated the earliest evidence of

Mapungubwe Limpopo Valley southern African kingdoms gold trade social stratification K2 settlement
W_5_23 Verified World Civilizations

W_5_23 — Viking Expansion: Detailed Analysis

The Viking Age (c. 793–1066 CE) was a period of dramatic Scandinavian expansion during which Norse seafarers, warriors, traders, and settlers from Denmark, Norway, and Sweden extended their reach across an astonishing ge

Viking Norse Vinland L'Anse aux Meadows longship Danelaw
ZH_3_15 Credible Archaeoastronomy

ZH_3_15 — Norse Astronomy: Sunstones, Aurvandil's Toe, and Viking Celestial Navigation

The Norse/Viking world (c. 800–1100 CE) developed a distinctive astronomical culture shaped by extreme northern latitudes — long summer days with no true darkness, short winter days with extended night, the aurora boreal

Norse astronomy Viking navigation sunstone Iceland spar calcite Aurvandil
ZH_5_13 Verified Archaeoastronomy

ZH_5_13 — Archaeoastronomical Controversies: Precision Debates and Methodological Limits

Archaeoastronomy — the study of how past cultures understood and used celestial phenomena — has been marked by recurring methodological controversies since its modern founding in the 1960s. The central problem: when an a

archaeoastronomy controversy methodology statistical testing selection bias megalithic yard
C_5_24 Verified Global Traditions

C_5_24 — Sacred Kingship: Divine Rulers Across Civilizations

Sacred kingship — the institution by which a ruler derives authority not from popular consent or military power alone but from a divine mandate, descent, or identity — is one of the most pervasive political-religious str

sacred kingship divine right pharaoh Son of Heaven devaraja Mandate of Heaven
ZG_1_17 Credible Linguistics & Communication

ZG_1_17 — Cryptolinguistics and Code-Breaking: Language, Ciphers, and the Science of Secrecy

Cryptolinguistics — the intersection of linguistics, mathematics, and the science of secure communication — encompasses both cryptography (the creation of codes and ciphers) and cryptanalysis (breaking them), as well as

cryptography code-breaking Enigma Turing frequency analysis al-Kindi
ZB_1_02 Ecology & Biology

ZB_1_02 — Social Insects — Superorganisms and Collective Intelligence

Social insects — ants, bees, wasps, and termites — represent one of evolution's most spectacular innovations: the subordination of individual reproduction to colony-level organization, producing "superorganisms" capable

eusociality social insects ants bees termites naked mole rats
ZB_1_17 Credible Ecology & Biology

ZB_1_17 — Cognitive Ecology and Animal Decision-Making

Cognitive ecology — the study of how animals' cognitive abilities (perception, learning, memory, decision-making) have been shaped by the ecological challenges they face — bridges behavioral ecology, comparative psycholo

cognitive-ecology animal-decision-making optimal-foraging bounded-rationality heuristics brain-size
ZB_3_09 Verified Ecology & Biology

ZB_3_09 — Mutualism and Cooperation in Nature

Mutualism — an interspecific interaction in which both partners benefit — is one of the most important ecological relationships on Earth, underpinning ecosystem function from coral reefs to forests to the human gut. The

mutualism symbiosis cooperation reciprocal altruism cleaner fish mycorrhiza
ZC_4_02 Verified Social Science

ZC_4_02 — Kinship Systems and Social Organization Across Cultures

Kinship — the system of social relationships and categories through which human societies classify relatives, define obligations, regulate marriage, organize inheritance, and structure political authority — is the founda

kinship descent patrilineal matrilineal bilateral cognatic
ZC_4_18 Verified Social Science

ZC_4_18 — Aboriginal Australian Kinship Systems

Aboriginal Australian kinship systems represent some of the most elaborate social classification frameworks ever documented by anthropology. Operating through moiety (2-part), section (4-part), and subsection (8-part) sy

Aboriginal-kinship section-system moiety skin-names classificatory-kinship Australian-social-organization
G_4_11 Verified Modern Frameworks

G_4_11 — Archaeoastronomy Methods and Systematic Evidence

Archaeoastronomy — the study of how past civilizations understood, observed, and used astronomical phenomena — has matured from a field plagued by speculative alignment claims into a rigorous interdisciplinary discipline

archaeoastronomy ethnoastronomy astronomical alignment solstice equinox stellar alignment
O_4_09 Verified Earth Anomalies

O_4_09 — Singing Sands, Booming Dunes, and Anomalous Desert Acoustics

Singing sands and booming dunes are natural acoustic phenomena in which sand produces audible sound — sometimes at extraordinary volume (up to 105 dB, comparable to a chainsaw at 1 m) — when disturbed by wind, avalanchin

singing sand booming dune squeaking sand sand acoustics desert sound avalanche frequency
T_1_02 Psychology & Social

T_1_02 — Evolutionary Psychology — The Adapted Mind

Evolutionary psychology applies Darwinian natural and sexual selection to the human mind, proposing that cognitive mechanisms evolved as functional adaptations to recurrent problems faced by ancestral hunter-gatherers in

evolutionary psychology adapted mind modular mind Tooby Cosmides EEA
T_3_14 Verified Psychology & Social

T_3_14 — Cognitive Load Theory: Working Memory, Schema Acquisition, and Instructional Design

Cognitive Load Theory (CLT) — developed by John Sweller (University of New South Wales, 1988–present) — is the most influential theory connecting cognitive architecture (specifically the severe limitations of working mem

cognitive load theory CLT Sweller working memory intrinsic load extraneous load