This prehistoric quadruped discovered on the coast of Peru was similar to a modern-day otter or beaver — except it was 13 ...

A newly discovered whale that lived nearly 40 million years ago could be the heaviest animal to have ever lived, based on a partial skeleton found in Peru, scientists said on Wednesday.

If so, be happy that you weren't around 40 million years ago. Back then, Europe's climate was warmer and more humid, which provided favorable conditions for gnats, among other things. One of these ...

How the McDermitt Caldera’s vast lithium mine could reshape the global market. With cultural and environmental challenges, ...

Around 45 million years ago, a 4.6 foot-tall (1.40 meters) flightless bird called Diatryma roamed the Geiseltal region in southern Saxony-Anhalt. An international team of researchers led by the ...