This video explores the terrifying story of Leviathan melvillei, a prehistoric sperm whale that ruled the oceans millions of years ago as one of the planet’s deadliest apex predators. It highlights ...

Long before whales and sharks, enormous marine reptiles dominated the oceans with unmatched power. Scientists have reconstructed a 130-million-year-old marine ecosystem from Colombia and found ...

The eastern tropical Pacific Ocean is known for its large low-oxygen zones that are increasing in size, putting marine life at risk. New research shows that 15 million years ago, the opposite was true ...

At the time of the dinosaurs, the oceans were teeming with life. Below the waves, giant marine reptiles, such as the fearsome 4m (13ft) long mosasaurs, were the undisputed apex predators. In artistic ...

Ancient oceans began suffocating millions of years before Triassic mass extinction, geologists discover by Kelly Izlar, Virginia Tech edited by Sadie Harley, reviewed by Robert Egan Editors' notes The ...

Learn how the metabolisms of ancient ocean animals revealed why some species survived the Great Dying while others vanished. Walk along a beach today, and the shells beneath your feet tell the story ...

Add Yahoo as a preferred source to see more of our stories on Google. Alaska rock records show ocean deoxygenation began nearly 8 million years before the end-Triassic mass extinction. (CREDIT: ...

The end-Triassic extinction is often overshadowed by the disaster that killed the dinosaurs, but on its own it ranks among the worst biological crises in Earth’s history. Around 201 million years ago, ...