Long before the rise of the great white, a prehistoric shark dominated ancient oceans with a design built for overwhelming force. Fossil remains suggest this predator occupied the top of the food ...

A team of researchers reconstructed an ancient marine ecosystem – and discovered a previously unseen seventh layer in its ...

This video explores how Mosasaurus evolved into a marine predator so dominant that it effectively “broke the game” of ...

A monstrous shark, predating whales, great whites, or even the bus-sized megalodon, once prowled the waters off what is now ...

Until now, these terrifying giant aquatic reptiles with a bulky skull and powerful jaws were thought to be sea-dwelling predators, exclusively hunting in the oceans. Now, a 66-million-year-old ...

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 ...