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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.

Early Earth
Shark-munching Spinosaurus was first-known water dino: study
There once was a dinosaur, bigger than a T. rex, that swam with the sharks -- and ate them for dinner.


Fish fossils found in China offer clues on human evolution: researchers

Asteroid tells secrets of Earth's 'far wetter' building blocks

Ancient Megafauna Extinctions Left Food Web Scars Felt Across Continents Today

Fossil Evidence Points to Giant Apex-Predator Octopuses in Cretaceous Seas

Ancient croc relative shifted from four legs to two as it matured

Deep sea wrinkles reveal ancient chemosynthetic microbes

Ancient trilobite shells reveal durable chitin and long term carbon storage

Some early life forms may have breathed oxygen well before it filled the atmosphere

Ancient lungfish fossils refine early vertebrate story

Juvenile sauropods fed a hungry Late Jurassic predator guild
