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.

753 results for "Old World New World" — page 22 of 38

ZD_5_19 Verified Information & Computation

ZD_5_19 — Stochastic Resonance: When Noise Enhances Signal

Stochastic resonance (SR) is the counterintuitive phenomenon whereby adding noise to a nonlinear system enhances its ability to detect weak signals — directly contradicting the classical engineering intuition that noise

stochastic resonance noise signal detection nonlinear systems sensory enhancement bistable systems
ZD_4_08 Verified Information & Computation

ZD_4_08 — Bioinformatics and Computational Biology

Bioinformatics — the application of computational methods to biological data, especially molecular sequences — has become indispensable to modern biology. The field emerged from the convergence of molecular biology's dat

bioinformatics computational biology sequence alignment BLAST genome assembly phylogenetics
ZD_2_01 Verified Information & Computation

ZD_2_01 — Machine Learning Mathematics

Machine learning — the science of algorithms that improve through experience — rests on a rich mathematical foundation spanning optimization, statistics, linear algebra, probability, and functional analysis. The core mat

machine learning gradient descent backpropagation neural network statistical learning theory VC dimension
ZD_2_09 Verified Information & Computation

ZD_2_09 — Recommender Systems: Collaborative Filtering, Content-Based, and Hybrid Approaches

Recommender systems (RecSys) are algorithms and architectures that predict user preferences and suggest relevant items — products, movies, music, news articles, social media posts, job listings, potential partners — from

recommender systems collaborative filtering content-based filtering matrix factorization Netflix Prize personalization
L_4_08 Verified Genetics & Origins

L_4_08 — Genetic Genealogy and Forensic Genomics

Genetic genealogy — the use of DNA testing for genealogical purposes — has undergone an explosive expansion since the early 2000s, driven by direct-to-consumer (DTC) genetic testing companies (23andMe, AncestryDNA, MyHer

genetic genealogy forensic DNA DNA profiling STR SNP array direct-to-consumer genetic testing
L_2_14 Verified Genetics & Origins

L_2_14 — Sex-Biased Admixture: Patrilocal vs. Matrilocal Migration

One of the most powerful revelations from ancient and modern DNA studies is that human migration, conquest, and admixture are almost never sex-neutral — they are systematically biased toward one sex or the other, produci

sex-biased admixture patrilocality matrilocality Y chromosome mtDNA X chromosome
L_2_05 Verified Genetics & Origins

L_2_05 — Americas Peopling Genetics

The peopling of the Americas is one of the clearest cases where ancient DNA and archaeology have converged to overturn an older narrative. The core model now favored by genetics is that the main ancestry of Indigenous Am

Americas peopling Beringia Clovis pre-Clovis Native American genetics mtDNA haplogroups
L_2_09 Verified Genetics & Origins

L_2_09 — Genetic History of the Americas: Clovis to Contact

The genetic history of the Americas — from the initial peopling of the New World to the devastating population collapse after European contact — is one of the most intensively studied and rapidly evolving areas of paleog

Americas Native American Beringia Clovis pre-Clovis Anzick
L_3_05 Verified Genetics & Origins

L_3_05 — Blood Type Genetics and the ABO System

Blood group genetics represents one of the earliest and most clinically important applications of Mendelian inheritance in human biology. Karl Landsteiner's discovery of the ABO blood group system (1900–1901) — which ear

blood type ABO system Rh factor Karl Landsteiner blood transfusion blood group antigens
Y_4_04 Verified Altered States

Y_4_04 — Entoptic Phenomena and Phosphene Patterns

This document examines Entoptic Phenomena and Phosphene Patterns, a topic within the Consciousness research area. Key areas of investigation include Defining Entoptic Phenomena, Phosphenes: Light from Within, Heinrich Kl

entoptic phenomena phosphene form constants Heinrich Klüver mescaline Lewis-Williams
Y_5_04 Credible Altered States

Y_5_04 — Anomalous Human Abilities — Yogic Siddhis, Firewalking, and Extreme Performance

Human cultures have long documented individuals who demonstrate extraordinary physical and mental abilities that challenge conventional understanding of human limits. This document surveys the full spectrum, from well-do

siddhis firewalking Wim Hof tummo breatharianism extreme fasting
Y_2_07 Verified Altered States

Y_2_07 — Temporal Lobe Epilepsy and Religious Experience

Temporal lobe epilepsy (TLE) — seizures originating in the temporal lobes, which contain structures critical for memory (hippocampus), emotion (amygdala), and sensory-experiential processing — produces some of the most d

temporal lobe epilepsy TLE Geschwind syndrome ecstatic seizure Dostoevsky religious experience
Y_2_09 Verified Altered States

Y_2_09 — Sleep Paralysis, Hypnagogia, and Liminal States

Sleep paralysis — a temporary inability to move or speak while falling asleep or waking — is one of the most universal and culturally interpreted altered states, experienced by an estimated 7.6% of the general population

sleep paralysis hypnagogia hypnopompia hypnagogic hallucination old hag kanashibari
Y_2_10 Credible Altered States

Y_2_10 — Drowning and Near-Drowning: Aquatic Altered Consciousness

Drowning — defined by the WHO (2002, revised 2005) as "the process of experiencing respiratory impairment from submersion/immersion in liquid" — is one of the leading causes of accidental death worldwide (~236,000 deaths

drowning near-drowning diving reflex submersion hypothermia NDE cold water survival
Y_3_04 Verified Altered States

Y_3_04 — Mystical Experience — Neuroscience of the Numinous

Mystical experiences — characterized by unity consciousness, noetic quality, ineffability, transcendence of time and space, and deep positive affect — have been reported across every known culture and religious tradition

mystical experience numinous William James Rudolf Otto peak experience neurotheology
Y_3_08 Credible Altered States

Y_3_08 — Breathwork and Holotropic States of Consciousness

Deliberate manipulation of breathing patterns to alter consciousness is among the oldest and most widespread human practices, documented in yogic pranayama (circa 500 BCE, Yoga Sutras of Patanjali), Tibetan tummo (inner-

breathwork holotropic breathwork Stanislav Grof hyperventilation respiratory alkalosis hypocapnia
Y_3_20 Credible Altered States

Y_3_20 — Enlightenment Neuroscience: Satori, Samadhi & Mystical States

Enlightenment — known as satori or kensho in Zen Buddhism, samadhi in Hindu yogic traditions, fana in Sufism, theosis in Eastern Orthodox Christianity, and unio mystica in the Western mystical tradition — refers to state

enlightenment satori samadhi mystical experience nondual awareness default mode network
Y_3_09 Credible Altered States

Y_3_09 — Prayer, Contemplation, and the Neuroscience of Religious Experience

The neuroscientific study of prayer and religious experience — sometimes termed neurotheology (d'Aquili & Newberg, 1999) — has moved from philosophical speculation to empirical investigation using neuroimaging, EEG, and

neurotheology prayer neuroscience Andrew Newberg SPECT prayer religious experience mystical experience
H_2_08 Verified Suppression & Thesis

H_2_08 — Textbook Bias and National History Narratives

History textbooks are among the most powerful instruments of national identity formation — and among the most systematically distorted sources of historical knowledge in any society. Every nation's textbooks tell a selec

textbook bias national narrative history education textbook controversy Loewen Lies My Teacher Told Me
H_2_07 Verified Suppression & Thesis

H_2_07 — Radiocarbon Dating Controversies and Calibration Disputes

Radiocarbon dating — the measurement of the radioactive isotope ¹⁴C in organic materials to determine their age — is archaeology's single most important chronological tool, having revolutionized the discipline since Will

radiocarbon dating carbon-14 calibration curve IntCal Libby half-life