RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 documents 34 sections 43,623 citations 34,854 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.

1,867 results for "Cyrus the Great" — page 44 of 94

K_4_09 Consciousness

K_4_09 — Consciousness, Virtual Reality, and Simulated Environments

Virtual reality (VR) has become one of the most powerful tools for investigating the construction of conscious experience — particularly body ownership, self-location, embodiment, spatial presence, and the boundaries of

virtual reality consciousness VR presence rubber hand illusion body ownership Botvinick Cohen virtual body ownership
K_2_06 Consciousness

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

neurofeedback EEG biofeedback brain training operant conditioning EEG SMR training alpha-theta training
K_2_10 Verified Consciousness

K_2_10 — Neural Entrainment: External Rhythmic Brain Synchronization

Neural entrainment — the process by which rhythmic external stimuli (sound, light, tactile vibration, or electromagnetic fields) synchronize the timing of neural oscillations in the brain — is a well-established neurophy

neural entrainment brainwave entrainment auditory entrainment photic driving rhythmic stimulation neural oscillation
K_2_19 Verified Consciousness

K_2_19 — Sleep & Dream Neuroscience — Topology of States

Sleep occupies approximately one-third of human life (~26 years for an average lifespan of 79 years) and constitutes a radically altered state of consciousness whose neurobiological mechanisms, evolutionary function, and

sleep dreaming REM NREM slow-wave sleep sleep stages
K_2_02 Consciousness

K_2_02 — Phantom Limb, Body Schema, and Embodied Consciousness

Phantom limb phenomena — the vivid perception of a limb that has been amputated — provide a unique window into the neural construction of bodily self-awareness and the relationship between consciousness and embodiment. F

phantom limb body schema V.S. Ramachandran mirror box therapy rubber hand illusion proprioception
K_2_12 Verified Consciousness

K_2_12 — Neural Oscillations and Brainwave Consciousness

Neural oscillations — rhythmic fluctuations in the electrical activity of neuronal populations — are among the most prominent features of brain activity, measurable by electroencephalography (EEG) since Hans Berger's fir

neural oscillation brainwave gamma theta alpha beta
K_2_11 Verified Consciousness

K_2_11 — Default Mode Network: Brain at Rest and Self-Referential Consciousness

The Default Mode Network (DMN) is a large-scale brain network that is most active when a person is not focused on the external environment — during mind-wandering, daydreaming, self-referential thought, autobiographical

default mode network DMN resting state self-referential mind-wandering autobiographical memory
K_5_04 Consciousness

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

belief neuroscience belief formation cognitive biases confirmation bias belief perseverance motivated reasoning
K_5_06 Verified Consciousness

K_5_06 — Dreaming and Consciousness: Why We Dream

Dreaming — the experience of structured hallucinatory consciousness during sleep — is one of the most remarkable features of the human mind and a central challenge for any theory of consciousness. Every night, for a tota

dream REM sleep consciousness lucid dream Hobson activation-synthesis
K_5_08 Verified Consciousness

K_5_08 — Metacognition: Thinking About Thinking

Metacognition — literally "cognition about cognition" or "thinking about thinking" — refers to the human capacity to monitor, evaluate, and regulate one's own cognitive processes. When you realize you don't understand a

metacognition metamemory meta-awareness thinking about thinking monitoring control
K_5_15 Verified Consciousness

K_5_15 — Neural Fractals & the Edge of Chaos: Brain Criticality and Complexity

The brain is poised at a critical point between order and chaos — and its fractality is not an accident but a functional necessity. In 2003, John Beggs and Dietmar Plenz published one of neuroscience's landmark papers: t

neural fractals edge of chaos brain criticality neuronal avalanches Beggs and Plenz 1/f EEG noise
E_3_04 Cataclysms & Chronology

E_3_04 — Doggerland and Sundaland — Drowned Continental Shelves

Doggerland and Sundaland represent two of the most significant landmasses lost to post-glacial sea level rise, together encompassing hundreds of thousands of square kilometers of habitable terrain that was progressively

Doggerland Sundaland continental shelf post-glacial flooding Storegga Slide sea level rise
E_3_05 Cataclysms & Chronology

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

Pleistocene megafauna extinction overkill hypothesis Paul Martin mammoth giant sloth
E_3_08 Verified Cataclysms & Chronology

E_3_08 — Dansgaard-Oeschger Events and Abrupt Climate Change

Dansgaard-Oeschger (DO) events are rapid climate oscillations during the last glacial period (c. 115,000–11,700 years ago) characterized by abrupt warming of 5–16°C in Greenland within decades — among the most dramatic a

Dansgaard-Oeschger event DO event abrupt climate change rapid warming stadial interstadial
E_3_01 Cataclysms & Chronology

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

civilization collapse Toynbee Spengler Tainter Turchin cliodynamics
E_3_20 Verified Cataclysms & Chronology

E_3_20 — Dansgaard-Oeschger Events: Rapid Climate Oscillations

Dansgaard-Oeschger (D-O) events are rapid climate oscillations first identified in Greenland ice cores, characterized by abrupt warming of 8–16°C over Greenland within decades, followed by gradual cooling over centuries

dansgaard-oeschger-events rapid-climate-change ice-core-records stadial-interstadial atlantic-thermohaline greenland-temperature
E_3_16 Verified Cataclysms & Chronology

E_3_16 — Urban Fire and Civilizational Destruction: Rome, London, Chicago

Urban fires have been among the most recurrent and devastating agents of civilizational destruction throughout recorded history, repeatedly leveling major cities and reshaping their physical layouts, governance structure

Great Fire urban conflagration Rome fire London fire Chicago fire civilizational destruction
E_2_06 Cataclysms & Chronology

E_2_06 — Black Death, Pandemic Cycles, and Civilizational Reset

The Black Death (1347–1353 CE) was the most devastating pandemic in recorded human history. Caused by the bacterium *Yersinia pestis and transmitted primarily through flea bites from infected rats, the plague killed an e

Black Death bubonic plague Yersinia pestis pandemic 1347 medieval
E_2_18 Verified Cataclysms & Chronology

E_2_18 — Minoan Eruption Expanded: Tsunami, Ashfall, and Civilization Collapse

The Minoan eruption of Thera (modern Santorini, Greece) was one of the largest volcanic eruptions of the Holocene — a VEI 6–7 event that ejected approximately 60–100 km³ of magma (DRE; some estimates reach 40 km³ DRE wit

Minoan eruption Thera Santorini Bronze Age Minoan civilization caldera
E_2_23 Verified Cataclysms & Chronology

E_2_23 — Bronze Age Collapse Synthesis: Multi-Causal Analysis c. 1200 BCE

The Late Bronze Age Collapse (c. 1200–1150 BCE) represents one of history's most dramatic civilizational discontinuities: within approximately 50 years, the interconnected palace economies of the Mycenaean kingdoms, the

bronze-age-collapse 1200-bce sea-peoples systems-collapse mycenaean-fall hittite-collapse