About 56 million years ago, when Earth experienced a dramatic rise in global temperatures, one meat-eating mammal responded in a surprising way: It started eating more bones. Subscribe to our ...

Scientists recently uncovered a new dinosaur — and its ancient leftovers – in a tourist hot spot in Argentina. The dinosaur, which measured 23 feet long, is called Joaquinraptor casali. Its discovery ...

Long before the ocean’s largest filter-feeders roamed the seas, their smaller, sharper cousins ruled the warm shallows. One such predator, newly named Janjucetus dullardi, offers a striking glimpse ...

Fossil studies of the extinct predator Dissacus praenuntius offer clues as to how ancient animals responded to environmental changes. The ancient omnivore was about the size of a jackal or a coyote.