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.
56 results for "active galactic nucleus" — page 3 of 3
Y_1_08 — Cannabis: History, Ethnobotany, and Pharmacology
Cannabis (Cannabis sativa L.) is one of humanity's oldest cultivated plants, with a relationship spanning at least 12,000 years based on archaeological evidence. Its use as fiber (hemp), food (seeds), medicine, and psych
Y_1_20 — Cannabis & Consciousness
Cannabis (Cannabis sativa) is the most widely used psychoactive substance in the world after alcohol and tobacco, consumed by an estimated 192 million people globally (2020, UNODC World Drug Report), and its effects on c
P_3_09 — Nihilism, Absurdism, and Camus
Nihilism — from Latin nihil ("nothing") — is the philosophical position that life, existence, and values lack objective meaning, purpose, or intrinsic worth. It is not a single doctrine but a cluster of related positions
R_2_06 — Isbell Snake Detection Hypothesis
This document examines Isbell Snake Detection Hypothesis, a topic within the Biology Evolution research area. Key areas of investigation include Origin and Author, The Core Thesis, The Expanded Pulvinar. The analysis spa
R_2_09 — Self-Domestication Hypothesis — Did Humans Tame Themselves?
The human self-domestication hypothesis proposes that Homo sapiens underwent a domestication process analogous to that of dogs, livestock, and Belyaev's experimentally domesticated foxes — but without an external domesti
R_1_03 — Mass Extinction Events
Life on Earth has endured at least five catastrophic mass extinctions in 540 million years, each eliminating 60–96% of all species. The "Big Five" are: End-Ordovician (~443 Mya, ~85% species lost), Late Devonian (~372 My
S_4_12 — Space Debris: Kessler Syndrome, Orbital Pollution, and Cleanup Tech
Space debris — defunct satellites, spent rocket stages, fragmentation debris, paint flakes, and other artificial objects orbiting Earth — poses a growing threat to space operations, astronaut safety, and the long-term su
S_4_06 — Interstellar Communication — SETI, Breakthrough Listen, and the Search for Intelligence
The scientific search for extraterrestrial intelligence (SETI) has proceeded for over six decades since Frank Drake's Project Ozma (1960) first aimed a radio telescope at nearby stars, yet no confirmed signal of intellig
S_5_06 — Metamaterials and Programmable Matter
Metamaterials are engineered materials whose properties derive not from their chemical composition but from their physical structure — repeating sub-wavelength unit cells designed to interact with electromagnetic, acoust
S_5_10 — Smart Materials: Shape Memory Alloys, Self-Healing Polymers, Piezoelectrics
Smart materials — materials that change their properties (shape, stiffness, color, conductivity, or other characteristics) in a controlled, predictable, and reversible way in response to external stimuli (temperature, st
ZA_1_06 — Quantum Tunneling: Traversing the Classically Forbidden
Quantum tunneling is the phenomenon where particles traverse energy barriers that classical physics strictly forbids — a direct consequence of quantum mechanics' wave-like description of matter. First explained by George
ZA_3_03 — Nuclear Physics: Fission, Fusion, and the Heart of Matter
Nuclear physics studies the atomic nucleus — the dense core of protons and neutrons bound by the strong nuclear force, containing 99.95% of an atom's mass in just 10⁻¹⁵ meters. The field revealed that mass can be convert
V_4_16 — Mathematical Visualization: From Graphs to Virtual Reality
Mathematical visualization — the creation of visual representations of mathematical objects, relationships, and data — serves as both a tool for discovery and a medium for communication, transforming abstract mathematica
Q_2_00 — Stellar Galactic Astrophysics: Subfolder Summary
Q_1_17 — Modified Gravity Theories (MOND, TeVeS, and Alternatives to Dark Matter)
Modified Newtonian Dynamics (MOND) is a hypothesis proposed by Mordehai Milgrom in 1983 that modifies Newton's second law at very low accelerations (below approximately 1.2 × 10⁻¹⁰ m/s²) to explain galaxy rotation curves
Y_1_12 — Salvia Divinorum: Mazatec Sage and Kappa-Opioid Visionary
Salvia divinorum ("diviner's sage") is a psychoactive plant of the mint family (Lamiaceae) native to the cloud forests of the Sierra Mazateca in Oaxaca, Mexico, where it has been used for centuries by Mazatec healers and
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