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.
964 results for "van der Waals force" — page 4 of 49
B_5_09 — The Underworld: Descent Myths and Subterranean Realms
The Underworld — the realm beneath or beyond the living world where the dead reside, spirits dwell, and cosmic forces operate — is among the most universal motifs in human mythology. Virtually every major civilization ha
B_1_17 — Underworld Deities: Ereshkigal, Hades, Hel, and the Rulers of the Dead
Every major world civilization has produced deities or supernatural rulers associated with death and the underworld. The Sumerian Ereshkigal (attested from the 3rd millennium BCE), the Greek Hades (first named in the Ili
ZD_2_16 — Federated Learning & Privacy-Preserving ML
Federated learning (FL) is a machine learning paradigm in which a model is trained across multiple decentralized devices or servers holding local data samples, without exchanging the raw data — the model comes to the dat
L_1_02 — Interbreeding Events & Genetic Discontinuities
Ancient DNA has established that late human evolution was not a simple replacement story. Expanding populations of Homo sapiens interbred with Neanderthals and Denisovans, and at least one direct first-generation hybrid
L_1_04 — Archaic Human Species Synthesis
The human evolutionary tree is far more complex than the older linear model suggested. Fossils, ancient DNA, and proteomics now show that Homo sapiens overlapped with several other hominin lineages, including Neanderthal
L_1_12 — Ghost DNA: Unknown Archaic Hominin Admixture
"Ghost DNA" refers to genetic signals — segments of the genome, deviations in allele frequency distributions, or anomalous phylogenetic patterns — that indicate admixture (interbreeding) between anatomically modern human
L_1_16 — Denisovan Genetics and Legacy
The Denisovans — an extinct group of archaic humans first identified in 2010 from ancient DNA extracted from a finger bone fragment found in Denisova Cave, Altai Mountains, Siberia (~41,000 years old) — represent one of
L_5_10 — Neandertal Introgression: Which Genes and Why They Persisted
When modern humans (Homo sapiens) migrated out of Africa ~60,000-70,000 years ago and encountered Neanderthals (Homo neanderthalensis) in western Asia and Europe, the two species interbred — and the genetic legacy of tha
Y_4_17 — Sleep Disorders & Parasomnias
Sleep disorders affect an estimated 50–70 million Americans and up to 45% of the global population, encompassing over 80 distinct conditions classified by the International Classification of Sleep Disorders (ICSD-3, 2014
H_3_15 — Gender Bias in Archaeology: Androcentrism and Its Corrections
For most of its history, archaeology has been shaped by androcentric assumptions — the projection of modern Western gender norms onto past societies. The "Man the Hunter" paradigm (formalized at a 1966 symposium but impl
P_4_01 — Death and the Afterlife Across Cultures
Every known human culture has developed beliefs about what happens after death — making afterlife cosmology one of the most universal features of human thought. The major frameworks include: judgment and reward/punishmen
P_4_14 — Maat and Ancient Egyptian Philosophy: Order, Truth, and Justice
Maat (also Ma'at) is the ancient Egyptian concept of cosmic order, truth, justice, balance, and righteous conduct that governed the universe, society, and individual ethics for over three millennia — from the Old Kingdom
P_5_12 — Postmodernism: Derrida, Foucault, Lyotard, and Deconstruction
Postmodernism — a loose, contested, and internally diverse intellectual movement that emerged from French philosophy and literary theory in the 1960s-1980s — is characterized by a thoroughgoing skepticism toward universa
N_2_07 — Opus Dei and Catholic Lay Orders
Opus Dei (Latin: "Work of God") is a Catholic institution (technically a personal prelature of the Roman Catholic Church since 1982) founded by Spanish priest Josemaría Escrivá (1902–1975) in Madrid on October 2, 1928. E
N_2_13 — Islamic Esoteric Orders: Ismaili, Sufi, and Heterodox Networks
The Islamic world developed elaborate esoteric (bāṭinī) traditions organized through hierarchical spiritual orders, initiatory lineages, and secretive organizational structures that closely parallel Western secret societ
N_1_13 — Yazidi Tradition: Peacock Angel and the Misunderstood Religion
The Yazidis (Êzîdî) are an ethno-religious community of approximately 700,000-1,000,000 people (estimates vary widely due to dispersal), primarily concentrated in the Nineveh Plains and Sinjar Mountains of northern Iraq,
N_5_03 — Underground Railroad and Coded Knowledge Systems
The Underground Railroad (c. 1780s–1865) — the clandestine network of routes, safe houses, and individuals that assisted enslaved African Americans in escaping to freedom in the northern United States, Canada, Mexico, an
N_5_09 — Modern Esoteric Movements: New Age to Chaos Magick
The modern esoteric landscape — from the mid-20th century to the present — represents a dramatic transformation of the Western occult tradition from hierarchical, lodge-based secret societies operating within stable init
N_3_17 — Chaos Magick & Postmodern Occultism
Chaos magick is a postmodern occult movement that emerged in late-1970s England, radically departing from the rigid ceremonial traditions of groups like the Golden Dawn and Aleister Crowley's Thelema. Founded primarily b
S_5_15 — Social Robotics: Companion Robots, Elderly Care, and Human-Robot Interaction
Social robotics — the design, construction, and study of robots intended to interact with humans in socially meaningful ways — occupies the intersection of robotics, artificial intelligence, psychology, and design. Unlik
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