One of the most devastating extinctions in Earth's history is best known for what didn't die—dinosaurs. But the end-Triassic ...

This video explores the terrifying story of Leviathan melvillei, a prehistoric sperm whale that ruled the oceans millions of ...

The end-Triassic extinction is often overshadowed by the disaster that killed the dinosaurs, but on its own it ranks among ...

NEWSER - The remains of a salty ocean ancient enough for dinosaurs to have drowned in it have been found deep in the sediment under the Chesapeake Bay. The seawater — believed to be 100 to 150 million ...

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 ...

This video explains how seashell fossils can be found far from modern oceans by exploring changes in Earth’s continents and oceans over millions of years. Through plate tectonics and shifting climate ...

Mass extinction events throughout Earth’s history are characterized as significant disruptions to life on the planet. There have been five major extinction events that have fundamentally changed how ...

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 ...