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.
3,669 results for "Y chromosome" — page 131 of 184
O_1_16 — Geomagnetic-Consciousness Mechanism
The hypothesis that Earth's geomagnetic field influences human consciousness encompasses several distinct mechanisms: biogenic magnetite in the brain as a magnetoreceptor, Schumann resonance coupling with neural oscillat
O_1_08 — Aurora Borealis and Geomagnetic Storms
The aurora borealis (northern lights) and aurora australis (southern lights) are luminous atmospheric phenomena caused by charged particles from the solar wind interacting with Earth's magnetosphere and exciting atmosphe
O_1_19 — Naga Fireballs
The Naga fireballs (bung fai phaya nak, บั้งไฟพญานาค, literally "Naga sky rockets") are glowing orbs reported to rise from the Mekong River in the Nong Khai Province of northeastern Thailand (and the opposite Laotian ban
O_1_10 — Carrington Event and Space Weather Threats to Earth
The Carrington Event of September 1–2, 1859 was the most intense geomagnetic storm in recorded history — caused by a massive coronal mass ejection (CME) from the Sun that struck Earth's magnetosphere approximately 17.6 h
O_1_11 — Earthquake Lights — Comprehensive Evidence and Mechanisms
Earthquake lights (EQLs) are anomalous luminous phenomena — flashes, glows, flames, orbs, and columns of light — reported in association with earthquakes throughout recorded history. Once dismissed as anecdotal or imagin
O_2_05 — Tektites and Meteorite Impact Glass
Tektites are natural glassy objects formed when hypervelocity meteorite impacts melt and eject terrestrial target rock, which solidifies during flight through the atmosphere and lands hundreds to thousands of kilometers
O_2_10 — Earth's Inner Core: Structure, Rotation, and Seismic Shadow Zones
Earth's inner core — a solid sphere approximately 1,220 km in radius at the center of the planet, composed primarily of an iron-nickel alloy at temperatures of ~5,000-6,000°C and pressures exceeding 330 GPa (~3.3 million
O_2_04 — Geological Hotspots and Mantle Plumes
Geological hotspots are locations where anomalously high volcanic activity occurs away from tectonic plate boundaries — the dominant hypothesis explains them as surface expressions of mantle plumes, columns of hot, buoya
O_2_21 — Boiling River of the Amazon
The Shanay-timpishka (from the local Asháninka language, meaning "boiled with the heat of the sun") — commonly called the Boiling River — is a 6.24-kilometer-long stretch of the Pachitea River tributary in the Huallaga r
O_2_01 — Volcanism, Supervolcanoes, and Geological Catastrophism
Volcanic eruptions are among the most powerful forces on Earth, capable of altering global climate, triggering mass extinctions, collapsing civilizations, and imprinting themselves on human mythology for millennia. The T
O_2_18 — Ball Lightning and Earthquake Lights: Anomalous Atmospheric Luminosities
Ball lightning and earthquake lights (EQL) represent two of the most enduring unsolved problems in atmospheric and geophysics. Ball lightning — luminous spheres typically 10–50 cm in diameter, persisting for seconds to m
O_2_15 — Moeraki Boulders & Septarian Concretions
The Moeraki Boulders (Te Kaihinaki in Māori) are a group of approximately 50 large, near-spherical septarian concretions exposed on Koekohe Beach, near Moeraki on the Otago coast of New Zealand's South Island. Ranging fr
O_2_14 — Slow Earthquakes and Episodic Tremor: Silent Seismic Events
Slow earthquakes — a class of seismic events in which fault slip occurs over days to months rather than the seconds to minutes characteristic of conventional earthquakes — represent one of the most significant discoverie
O_2_07 — Anomalous Animal Behavior Before Earthquakes and Storms
Reports of anomalous animal behavior preceding earthquakes and severe weather events span millennia and cultures: the earliest known written account dates to 373 BCE (Diodorus Siculus describing rats, weasels, snakes, an
O_2_08 — Weathering, Erosion, and Deep Time Landscape Evolution
Weathering (the in-situ breakdown of rock and minerals) and erosion (the transport of weathered material by water, wind, ice, and gravity) are the fundamental surface processes that, operating over deep time (millions to
O_4_07 — Natural Nuclear Reactors Oklo
The Oklo natural nuclear reactors are the only known locations where self-sustaining nuclear fission chain reactions occurred naturally — discovered in 1972 in the Oklo and Okélobondo uranium mines, Haut-Ogooué Province,
O_4_04 — Ringing Rocks, Musical Stones & Lithophones
Ringing rocks — stones that produce clear, bell-like tones when struck — have been documented at multiple locations worldwide, formed from rock types with specific mineralogical and structural properties that support mec
O_4_09 — Singing Sands, Booming Dunes, and Anomalous Desert Acoustics
Singing sands and booming dunes are natural acoustic phenomena in which sand produces audible sound — sometimes at extraordinary volume (up to 105 dB, comparable to a chainsaw at 1 m) — when disturbed by wind, avalanchin
O_3_19 — Ice Circles
Ice circles (also called ice discs or ice pans) are circular slabs of ice that form in slow-moving rivers, streams, and occasionally lakes, and rotate slowly on the water surface. They range from a few centimeters to ove
O_3_20 — Microplastics, Nanoplastics, and the Ubiquitous Contamination Crisis
Microplastics — plastic particles smaller than 5 mm in diameter, with nanoplastics defined as smaller than 1 μm — have become the most pervasive anthropogenic contaminant on Earth. Since mass production of synthetic poly
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