Add Yahoo as a preferred source to see more of our stories on Google. Tutcetus rayanensis swimming in the Tethys ocean of present-day Egypt, 41 million years ago, in an illustration. Antarctic blue ...

The largest dataset of cetacean genes ever collated has helped scientists deep dive 'into the blue' to fathom the 'triumph' of baleen whale evolution. The new study explores the key genetic ...

WELLINGTON, New Zealand (AP) — Long before whales were majestic, gentle giants, some of their prehistoric ancestors were tiny, weird and feral. A chance discovery of a 25 million-year-old fossil on an ...

An extraordinary fossil find along Victoria’s Surf Coast has revealed Janjucetus dullardi, a sharp-toothed, dolphin-sized predator that lived 26 million years ago. With large eyes, slicing teeth, and ...

The asteroid that struck the Earth 66 million years ago changed far more than life on land. Ocean ecosystems also collapsed in the aftermath of the strike, and, like the non-avian dinosaurs on land, ...