RESEARCH BASE

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.

23 results for "ethane lakes" — page 1 of 2

Q_3_17 Verified Cosmology & Physics

Q_3_17 — Titan: Prebiotic Chemistry on Saturn's Largest Moon

Titan, Saturn's largest moon (diameter 5,150 km — larger than Mercury), is the only body in the solar system besides Earth with stable surface liquids and a dense nitrogen-dominated atmosphere. Discovered by Christiaan H

Titan Saturn prebiotic chemistry Cassini-Huygens methane cycle tholin
ZB_3_19 Verified Ecology & Biology

ZB_3_19 — Permafrost Methane

Permafrost — permanently frozen ground maintained at or below 0°C for at least two consecutive years — underlies approximately 22% of the Northern Hemisphere land surface (about 23 million km²), primarily across Siberia,

permafrost methane thermokarst clathrate greenhouse gas Arctic warming
O_3_14 Verified Earth Anomalies

O_3_14 — Methane Seeps and Gas Hydrates: Ocean Floor Degassing

Methane seeps (also called "cold seeps") are locations on the ocean floor — particularly along continental margins, in subduction zones, and in deep basins — where methane (CH₄) bubbles or dissolved methane leaks from su

methane seep gas hydrate clathrate cold seep methane CH4
F_2_13 Credible Lost Connections

F_2_13 — Copper Trade Networks: Great Lakes to Mediterranean

The Great Lakes copper deposits — particularly the vast deposits of native (naturally pure) copper on the Keweenaw Peninsula and Isle Royale of Michigan's Upper Peninsula — represent one of the world's most remarkable mi

copper native copper Great Lakes Lake Superior Isle Royale Keweenaw
E_3_10 Credible Cataclysms & Chronology

E_3_10 — Clathrate Gun Hypothesis

The clathrate gun hypothesis proposes that warming of ocean waters or thawing of permafrost can destabilize methane clathrates (also called methane hydrates) — ice-like crystalline structures in which methane molecules a

clathrate gun methane hydrate gas hydrate methane release abrupt warming continental shelf
W_3_01 Verified World Civilizations

W_3_01 — Bantu Cosmology, Migration, and Iron Traditions

The Bantu expansion (~3000 BCE–500 CE) is one of the largest and most consequential human migrations in history: speakers of proto-Bantu languages from the Nigeria-Cameroon borderland spread across most of sub-Saharan Af

Bantu Bantu expansion Bantu migration Niger-Congo proto-Bantu iron smelting
ZF_2_17 Verified Oceanography

ZF_2_17 — Chemosynthetic Ecosystem Evolution: Life Without Sunlight

Chemosynthetic ecosystems — communities of organisms that derive energy from chemical reactions (primarily the oxidation of hydrogen sulfide, methane, or hydrogen) rather than photosynthesis — represent one of the most t

chemosynthesis hydrothermal vents cold seeps tubeworms black smokers extremophiles
ZF_3_11 Verified Oceanography

ZF_3_11 — The Sargasso Sea, Bermuda Triangle, and Western Atlantic Anomalies

The Sargasso Sea is the only "sea" in the world defined not by coastlines but by ocean currents — a roughly elliptical region (~3.1 million km²) in the western North Atlantic, bounded by the Gulf Stream (west), North Atl

Sargasso Sea Bermuda Triangle Sargassum North Atlantic gyre methane hydrate compass variation
ZF_5_12 Verified Oceanography

ZF_5_12 — Paleocene-Eocene Thermal Maximum: Ancient Anoxic Ocean Crisis

The Paleocene-Eocene Thermal Maximum (PETM), occurring approximately 55.8 million years ago (latest Paleocene), was one of the most dramatic and rapid climate change events in the Cenozoic, offering the closest geologica

PETM Paleocene-Eocene Thermal Maximum hyperthermal carbon isotope excursion CIE ocean acidification
E_3_13 Verified Cataclysms & Chronology

E_3_13 — Storegga Slide: Mega-Tsunami and Mesolithic Europe

The Storegga Slide (Norwegian: Storegga-raset; Store = "great," egga = "edge") — a series of submarine landslides on the continental slope off western Norway at approximately 64°N — constitutes one of the largest known m

Storegga submarine landslide mega-tsunami Norway North Sea Doggerland
E_2_13 Verified Cataclysms & Chronology

E_2_13 — Paleocene-Eocene Thermal Maximum

The Paleocene-Eocene Thermal Maximum (PETM) — approximately 55.8 million years ago — was the most extreme rapid warming event of the past 66 million years and is widely studied as a deep-time analog for modern anthropoge

PETM Paleocene-Eocene Thermal Maximum hyperthermal carbon isotope excursion CIE methane clathrate
E_2_12 Verified Cataclysms & Chronology

E_2_12 — Great Oxygenation Event

The Great Oxygenation Event (GOE) — approximately 2.4–2.1 billion years ago — was one of the most transformative events in Earth's history: the first permanent rise of free molecular oxygen (O₂) in the atmosphere, from n

Great Oxygenation Event GOE oxygen crisis cyanobacteria photosynthesis Paleoproterozoic
E_2_04 Verified Cataclysms & Chronology

E_2_04 — Permian-Triassic Great Dying — The Biggest Mass Extinction

Approximately 252 million years ago, at the boundary between the Permian and Triassic periods, Earth experienced the worst mass extinction in its entire history — an event so devastating it has been called "The Great Dyi

Permian Triassic Great Dying mass extinction Siberian Traps volcanism
E_4_10 Verified Cataclysms & Chronology

E_4_10 — Ice Core Science: Greenland and Antarctic Climate Records

Ice cores drilled from the Greenland and Antarctic ice sheets constitute one of the most powerful archives of past climate on Earth. Greenland cores (GRIP, GISP2, NGRIP, NEEM) provide high-resolution records extending ba

ice cores GRIP GISP2 NGRIP EPICA Vostok
J_2_17 Verified Ancient Technology

J_2_17 — Sub-Saharan African Iron Smelting

Sub-Saharan Africa has one of the longest and most complex traditions of iron smelting in the world, with evidence dating to at least 2500–2000 BCE in parts of Central and West Africa — potentially predating iron use in

iron-smelting sub-saharan-africa metallurgy bloomery carbon-steel nok-culture
Q_3_09 Verified Cosmology & Physics

Q_3_09 — Astrobiology and Origin of Life in Space

Astrobiology — the study of the origin, evolution, distribution, and future of life in the universe — sits at the intersection of biology, chemistry, planetary science, and astronomy. The central question — "Are we alone

astrobiology origin of life abiogenesis panspanspermia prebiotic chemistry Miller-Urey experiment
Q_3_15 Verified Cosmology & Physics

Q_3_15 — Icy Moons: Europa, Titan, Enceladus, and Subsurface Oceans

Among the most transformative discoveries of planetary science in the past three decades is the realization that several moons of the outer solar system — Europa (Jupiter), Enceladus (Saturn), Titan (Saturn), and Ganymed

icy moon Europa Titan Enceladus Ganymede subsurface ocean
O_1_19 Speculative Earth Anomalies

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

Naga fireballs Mekong River bung fai phaya nak luminous orbs Thailand Laos
O_2_22 Credible Earth Anomalies

O_2_22 — Carolina Bay Anomalies

The Carolina bays are a collection of approximately 500,000 shallow, elliptical depressions concentrated along the Atlantic Coastal Plain of the southeastern United States, from New Jersey to northern Florida, with the h

Carolina bays oriented depressions elliptical lakes Younger Dryas impact Clovis sand rims
O_4_01 Credible Earth Anomalies

O_4_01 — Anomalous Zones: Skinwalker Ranch, Bermuda Triangle & Window Areas

"Anomalous zones" — geographic areas with allegedly high concentrations of unexplained phenomena — range from the verified-as-government-studied (Skinwalker Ranch/AAWSAP) to the largely debunked (Bermuda Triangle). Skinw

Skinwalker Ranch AAWSAP DIA Bermuda Triangle Kusche window areas