A newly identified prehistoric species, Terastiodontosaurus marcelosanchezi, has stunned paleontologists by becoming the ...

Buried beneath the sun-baked rock of Big Bend National Park, a colossal secret lay hidden for millions of years—until a group of geology students recently unearthed the rare bones of the park's latest ...

A team of scientists found prehistoric animal footprints that indicate how creatures behaved in Oregon as far back as 50 ...