Scientists have debated where Prototaxites belong in the tree of life for over a century, but new a new study suggests it ...

After a century of decreased sightings, reports of a long-necked water monster the size of a hippopotamus are once again ...

Early human migration timeline into South America has stirred debate. Researchers have long argued about when these first ...

Prehistoric Earth was a terrifying place, with giant, fearsome creatures roaming an equally deadly world of erupting volcanoes and primordial swamps. Survival could be counted in minutes, with a ...

Fifteen million years ago, now-extinct species of dolphins ... Still, Shimada’s findings on how giant sea animals’ size affect their speed could help us better understand the evolution ...

Unique creatures, odd animals and new species are discovered ... Published Feb. 28 | Read More | Prehistoric ‘gentle giant’ — nearly 23 feet long — found in Argentina. See new species ...

The bones belonged to a new species of titanosaur, a long-necked and herbivorous dinosaur considered a “gentle giant,” researchers ... It's a new species → Prehistoric creature — with ...