While the T-Rex is famous for its fearsome stature, recent research has shown that it wasn't actually the largest dinosaur. Nowhere near it, in fact.

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ostriches, and kiwi birds. In a study in the journal Evolution, researchers ...

For decades, scientists have been learning more about the diets of early hominins, particularly their reliance on plants. Yet we still don't know when these ancestors of humans started eating meat ...