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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.

105 results for "mammalian dive reflex" — page 6 of 6

I_3_05 Verified UAP Disclosure

I_3_05 — Phoenix Lights (1997) and Mass Sighting Events Deep Dive

The Phoenix Lights event of March 13, 1997, is the largest mass UAP sighting in United States history by number of witnesses — estimates range from several thousand to over 10,000 people across a 300-mile corridor from H

Phoenix Lights March 13 1997 V-formation Arizona Fife Symington Governor testimony

ZF_2_22 Verified Oceanography

ZF_2_22 — Hadal Zone & Deep-Sea Trench Ecology

The hadal zone — the deepest region of the ocean, comprising trenches and troughs exceeding 6,000 meters — represents Earth's last great frontier of biological exploration. Named after Hades, the Greek underworld, the ha

hadal zone deep-sea trenches Mariana Trench Challenger Deep barophilic amphipods

E_5_02 Verified Cataclysms & Chronology

E_5_02 — The Ordovician-Silurian Mass Extinction

The Late Ordovician mass extinction (c. 445–444 million years ago, at the Ordovician-Silurian boundary) was the second-most severe extinction event in Earth's history in terms of percentage of species lost — approximatel

Ordovician Silurian mass extinction Hirnantian glaciation Late Ordovician graptolites

L_2_17 Verified Genetics & Origins

L_2_17 — Pacific Islander Genetics: Austronesian Ancestry, Denisovan Introgression, and Oceanian Genomics

Pacific Islander populations — spanning Melanesia, Micronesia, and Polynesia — harbor some of the most genetically complex and scientifically informative genomes in human biology. Their genetic history records multiple d

Pacific Islander genetics Oceanian genomics Denisovan introgression Polynesian motif Austronesian ancestry Melanesian genetics

L_3_14 Verified Genetics & Origins

L_3_14 — Genetic Bottleneck Recovery and Founder Effects

A genetic bottleneck occurs when a population's size is drastically reduced, causing a random loss of genetic variation (alleles) that cannot be recovered through subsequent population growth. Founder effects are a speci

genetic-bottleneck founder-effect population-genetics toba-catastrophe effective-population-size heterozygosity

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A Foundations 112 Docs B Beings & Entities 114 Docs C Global Traditions 116 Docs D Sites & Artifacts 116 Docs E Cataclysms & Chronology 109 Docs F Lost Connections 111 Docs G Modern Frameworks 99 Docs H Suppression & Thesis 95 Docs I UAP Disclosure 87 Docs J Ancient Technology 103 Docs K Consciousness 105 Docs L Genetics & Origins 92 Docs M Forbidden Archaeology 103 Docs N Secret Societies 87 Docs O Earth Anomalies 108 Docs P Philosophy & Meaning 104 Docs Q Cosmology & Physics 100 Docs R Biology & Evolution 95 Docs S Future Technology 100 Docs T Psychology & Social 112 Docs U Art, Music & Culture 122 Docs V Mathematics & Information 87 Docs W World Civilizations 140 Docs X Medicine & Healing 126 Docs Y Altered States 108 Docs Z Molecular Biology 112 Docs ZA Physics & Quantum 117 Docs ZB Ecology & Biology 117 Docs ZC Social Science 111 Docs ZD Information & Computation 96 Docs ZE Ethics & Applied Philosophy 99 Docs ZF Oceanography 105 Docs ZG Linguistics & Communication 110 Docs ZH Archaeoastronomy 114 Docs