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Early Earth
Ancient Earth, geology, paleontology, fossils, evolution, and the discoveries uncovering the planet's earliest history and the origins of life.
Evidence suggests ancient Australians valued fossils rather than causing megafauna extinction
Ancient sea creatures may have navigated using Earth's magnetic field
USF study: Ancient plankton hint at steadier future for ocean life
Nickel and urea hints reshape story of early Earth oxygen rise
Ancient hot springs reveal how microbes thrived before Earth gained oxygen
Earth's chemistry settled early but later collision likely delivered water for life
Paleontologists discover dinosaur-era crocodile in Patagonia
Hidden order uncovered in geological epochs across Earth's deep history
Fossil discoveries in southern Africa reveal life before catastrophic Permian extinction
Scientists find 74-million-year-old mammal fossil in Chile