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.
3,701 results for "H II region" — page 138 of 186
K_3_05 — Extended Mind and Cognitive Extension
The extended mind thesis (EMT), proposed by Andy Clark and David Chalmers in their landmark 1998 paper "The Extended Mind," argues that cognitive processes need not be confined within the skull — external objects, tools,
K_3_14 — Consciousness in Octopuses and Distributed Nervous Systems
Octopuses (Octopus vulgaris, O. bimaculoides, Abdopus aculeatus, and ~300 other species in order Octopoda) represent perhaps the most profound natural experiment in the evolution of consciousness: they are the most cogni
K_3_13 — Coma, Vegetative State, and Minimally Conscious State: Clinical Boundaries
Disorders of consciousness (DoC) — clinical conditions in which awareness (the content of consciousness — perception, thought, experience) and/or arousal (the level of wakefulness — eyes open, sleep-wake cycles) are seve
K_3_11 — Animal Consciousness and Sentience
The question of whether non-human animals possess conscious experience — subjective awareness, felt pain, emotions, and self-recognition — has moved from philosophical speculation to a major neuroscientific research prog
K_1_04 — Brain as Filter vs Generator
Two opposing models have dominated the consciousness debate for over a century:
K_1_02 — Biocentrism and Observer-Dependent Reality
Biocentrism, proposed by Robert Lanza (stem cell biologist) and Bob Berman (astronomer) in 2009, argues that consciousness is FUNDAMENTAL to the universe — not an accidental byproduct of matter — and that the universe's
K_1_15 — Consciousness–Genetics Interface
Genetic variation significantly modulates conscious experience, including baseline personality, susceptibility to altered states, response to psychoactive substances, meditation capacity, and vulnerability to disorders o
K_4_13 — Mirror Neurons and Social Cognition
Mirror neurons are a class of neurons, first discovered in the early 1990s in the premotor cortex (area F5) of macaque monkeys by Giacomo Rizzolatti, Vittorio Gallese, and colleagues at the University of Parma, that fire
K_2_05 — Unconscious Processing
The cognitive unconscious — mental processes that influence behavior, emotion, and decision-making without reaching conscious awareness — is one of the most empirically robust phenomena in psychology and neuroscience. Fa
K_2_06 — Neurofeedback and Brain Training
Neurofeedback — the real-time display of brain activity (typically EEG) to enable individuals to learn self-regulation of neural dynamics through operant conditioning — has been investigated since the pioneering work of
K_2_09 — Neuroscience of Free Will
The neuroscience of free will centers on experiments testing whether conscious intention precedes or follows the neural preparation for action. Benjamin Libet's landmark 1983 experiments showed that the brain's "readines
K_5_04 — Neuroscience of Belief
Belief — the mental state of holding something to be true — is a cornerstone of conscious experience, shaping perception, memory, emotion, decision-making, and behavior. The neuroscience of belief has revealed that belie
K_5_19 — Mantra: Sacred Sound, Repetition, and Consciousness
Mantra — from the Sanskrit man (mind) + tra (instrument/tool) — refers to sacred syllables, words, or phrases repeated as a meditative, devotional, or ritual practice. Originating in the Vedic tradition (c. 1500–500 BCE)
K_5_12 — Interoception: Body Signals and Conscious Experience
Interoception — the perception of the internal physiological state of the body — encompasses the sensing and central processing of signals from the heart (cardiac rhythm, blood pressure), lungs (breathing), gut (satiety,
K_5_17 — Neuroplasticity, Cortical Reorganization, and Brain Self-Repair
Neuroplasticity — the brain's ability to reorganize its structure, function, and connections in response to experience, injury, or environmental demand — has transformed neuroscience from a static model ("the adult brain
K_5_13 — Integrated World Models: Bayesian Brain and Consciousness
The Bayesian brain hypothesis proposes that the brain is fundamentally a prediction machine — it constructs and maintains internal generative models of the world (including the body), uses these models to generate predic
K_5_22 — Frequency Following Response (FFR)
The Frequency Following Response (FFR) is a sustained, phase-locked far-field electrophysiological response that tracks the periodicity of acoustic stimuli with sub-millisecond precision, generated primarily in the audit
E_3_07 — Late Bronze Age Collapse
The Late Bronze Age Collapse (c. 1200–1150 BCE) was one of the most dramatic civilizational catastrophes in human history — a cascade of destructions, abandonments, and systemic failures that ended the interconnected pal
E_3_05 — Megafauna Extinction — Overkill, Climate, or Cosmic Impact?
The late Quaternary megafauna extinction represents one of the most dramatic biodiversity losses in the last 66 million years, eliminating approximately 178 species of large-bodied mammals (≥44 kg) across six continents
E_3_01 — Rise and Fall of Civilizations
Every complex civilization in recorded history has collapsed or been transformed beyond recognition. The Bronze Age collapse (~1177 BCE) destroyed the interconnected civilizations of the eastern Mediterranean within a si
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