(Craig R. Smith) King crabs have come to the Antarctic shelf. Frigid water kept them away for millions of years, but now the region is warming up, says Craig Smith of the University of Hawaii, who ...

Hominins—the group that includes humans and our extinct relatives—may have been capable of competing with giant hyenas for carcasses abandoned by saber-toothed cats and jaguars during the late-early ...

It may lessen tyrannosaurus rex's box office cachet as a scary villain, but dinosaur expert Jack Horner said his research pegs T. rex as more like a hyena than a lion. That is to say, the big fellow ...

CC0 Usage Conditions ApplyClick for more information. But a new census of all dinosaur skeletons unearthed over a large area of Eastern Montana shows that Tyrannosaurus was too numerous to have ...