Add Yahoo as a preferred source to see more of our stories on Google. Bison are the largest land mammals in North America, but there was a time when something much, much larger roamed the land. The ...

A hunter on a former 272,000-acre West Texas cattle ranch stumbled upon a fossilized mammoth tusk. The ranch manager was skeptical of the claim at first, thinking it was a stump, but brought the ...

In the blue shadows after dawn, the low hills in this stretch of South Dakota can look like a line of elephants trudging toward some distant water hole. It’s a geologic echo of the great herds of ...

While hunting in West Texas, a deer hunter spotted a strange object in a creek bed. Suspecting it might be a fossil, he took a photo and showed it to a ranch manager. “I was skeptical,” O2 Ranch ...

Warning: This article contains graphic pictures. Reader discretion is advised. Stunning pictures show a female baby mammoth, dating back over 130,000 years, recently being dissected by Russian ...

Bison are the largest land mammals in North America, but there was a time when something much, much larger roamed the land. The recent discovery of a fossil from one of the giants in Mississippi, a ...