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.

427 results for "neural correlates evolution" — page 3 of 22

L_3_03 Verified Genetics & Origins

L_3_03 — Lactase Persistence and Gene-Culture Coevolution

Lactase persistence — the ability of adults to digest the milk sugar lactose — is the most thoroughly documented case of gene-culture coevolution in the human species. The ancestral mammalian condition is lactase non-per

lactase persistence lactose intolerance LCT gene gene-culture coevolution pastoralism dairy farming
L_5_01 Verified Genetics & Origins

L_5_01 — Human Microbiome and Co-Evolution

The human microbiome — the aggregate community of microorganisms (bacteria, archaea, fungi, viruses, protists) living on and within the human body — comprises roughly 38 trillion microbial cells (Sender et al., 2016, Cel

microbiome gut bacteria metagenomics holobiont dysbiosis Firmicutes
L_5_09 Verified Genetics & Origins

L_5_09 — Human Microbiome Co-Evolution: Ancient Gut Companions

The human microbiome — the trillions of bacteria, archaea, fungi, and viruses that inhabit our bodies, particularly the gastrointestinal tract — is not merely a passive inhabitant but a co-evolved partner that has shaped

microbiome gut bacteria co-evolution Helicobacter pylori human migration paleomicrobiology
Y_2_02 Verified Altered States

Y_2_02 — Terminal Lucidity

This document examines Terminal Lucidity, a topic within the Consciousness research area. Key areas of investigation include What Is Terminal Lucidity?, Why This Is Anomalous, The Significance for Consciousness Studies.

terminal lucidity paradoxical lucidity near-death lucidity deathbed phenomena Nahm Greyson
Y_2_08 Verified Altered States

Y_2_08 — Anesthesia, Consciousness, and Awareness

General anesthesia — the pharmacological induction of unconsciousness, amnesia, analgesia, and immobility — is one of the most profound alterations of consciousness that humans routinely produce, yet how anesthetics actu

anesthesia general anesthesia consciousness awareness under anesthesia anesthetic awareness ether
Y_1_07 Credible Altered States

Y_1_07 — Ego Dissolution and Psychedelic Neuroscience

Ego dissolution — the temporary loss of the subjective sense of self, personal boundaries, and the distinction between self and world — is among the most profound and therapeutically significant effects of serotonergic p

ego dissolution psychedelic neuroscience default mode network psilocybin LSD DMT
P_1_01 Verified Philosophy & Meaning

P_1_01 — The Hard Problem of Consciousness

The Hard Problem of Consciousness, defined by philosopher David Chalmers in 1995, asks: Why does physical processing in the brain give rise to subjective experience? We can explain HOW neurons fire (the "easy problems")

consciousness hard problem qualia explanatory gap Chalmers panpsychism
N_2_08 Verified Secret Societies

N_2_08 — Carbonari and Revolutionary Secret Societies

The Carbonari ("charcoal burners") were the most influential of a network of revolutionary secret societies that operated across Europe — particularly in Italy, France, and Spain — during the early 19th century (c. 1800–

Carbonari charcoal burners Italy risorgimento revolution constitutionalism
R_4_01 Verified Biology & Evolution

R_4_01 — The Evolution of Flight: Birds, Bats, Insects, and Pterosaurs

Powered flight has evolved independently at least four times in the history of life — in insects (~350–400 Ma), pterosaurs (~230 Ma), birds (~160 Ma), and bats (~55 Ma) — making it one of evolution's most spectacular exa

flight evolution powered flight feathered dinosaurs Archaeopteryx avian evolution insect wings
R_4_05 Verified Biology & Evolution

R_4_05 — Seed Plants and Angiosperm Evolution

Angiosperms (flowering plants) are the most species-rich and ecologically dominant group of land plants, comprising roughly 300,000–400,000 species — over 90% of all living plant species. Their origin and rapid diversifi

seed plants spermatophytes angiosperms flowering plants gymnosperm Cretaceous terrestrial revolution
R_4_18 Verified Biology & Evolution

R_4_18 — Virology and Viral Evolution

Virology — the study of viruses, their structure, classification, evolution, and interactions with hosts — has undergone a revolution since the development of high-throughput sequencing, revealing that viruses are the mo

virology viral evolution RNA virus DNA virus quasispecies zoonosis
R_4_10 Verified Biology & Evolution

R_4_10 — Cetacean Evolution: Whales, Dolphins, and the Return to the Sea

The evolution of cetaceans — whales, dolphins, and porpoises — from small, four-legged terrestrial mammals to the largest animals ever to live on Earth is one of the best-documented major evolutionary transitions, suppor

cetacean whale evolution dolphin Ambulocetus Pakicetus Basilosaurus
R_4_02 Verified Biology & Evolution

R_4_02 — Eye Evolution and the Origin of Vision

Eyes have evolved independently at least 40–65 times across the animal kingdom, producing a stunning diversity of optical designs — from simple eyespots in jellyfish to camera eyes in vertebrates and cephalopods, compoun

eye evolution vision photoreceptor opsin rhodopsin camera eye
R_4_07 Verified Biology & Evolution

R_4_07 — Venom Evolution and Biochemical Arms Races

Venom — a cocktail of bioactive molecules injected via a specialized delivery apparatus (fangs, stingers, harpoons, nematocysts, spurs) to subdue prey, deter predators, or aid in competition — has evolved independently o

venom toxin snake venom spider venom cone snail conotoxin
R_4_14 Verified Biology & Evolution

R_4_14 — Evolution of Hearing: From Vibration Sensing to Complex Auditory Systems

The evolution of hearing — the ability to detect pressure waves propagating through air, water, or solid substrates — represents one of the most remarkable transformations in vertebrate history. The story begins with anc

hearing auditory evolution cochlea basilar membrane ear ossicle tympanic membrane
R_4_06 Verified Biology & Evolution

R_4_06 — Skeleton Evolution and Biomechanics

Skeletal systems — structures providing support, protection, and movement — have evolved independently multiple times across the tree of life, representing one of the great themes in the history of life. Three fundamenta

skeleton evolution biomechanics endoskeleton exoskeleton hydrostatic skeleton vertebral column
R_4_15 Verified Biology & Evolution

R_4_15 — Insect Evolution: Flight, Metamorphosis, and Mega-Diversity

Insects (class Insecta) are the most species-rich group of organisms on Earth — with over 1 million described species and an estimated 5–10 million total, they account for approximately 80% of all known animal species. T

insect insect evolution flight wing pterygota metamorphosis
R_4_09 Verified Biology & Evolution

R_4_09 — Parasitism and Host-Parasite Coevolution

Parasitism — a symbiotic relationship in which one organism (the parasite) benefits at the expense of another (the host) — is arguably the most common lifestyle on Earth. By some estimates, over 40% of all described spec

parasitism host-parasite coevolution Red Queen arms race Plasmodium malaria
R_4_13 Verified Biology & Evolution

R_4_13 — Evolution of Sleep: Why Organisms Rest

Sleep — a reversible state of reduced awareness, diminished responsiveness, and characteristic neural activity — is found across virtually all animals with a nervous system, from C. elegans (which exhibits a quiescent st

sleep evolution of sleep REM sleep NREM sleep slow-wave sleep sleep function
R_4_08 Verified Biology & Evolution

R_4_08 — Echolocation and the Evolution of Sensory Systems

The evolution of sensory systems represents some of the most striking convergent solutions to ecological challenges across the animal kingdom. Echolocation — the ability to emit sound pulses and interpret returning echoe

echolocation biosonar bat dolphin toothed whale convergent evolution