ELLIS COUNTY, Texas — Mammoths roamed across North Texas tens of thousands of years ago, and the head of one of them will soon be on display, as a mammoth skull was uncovered in Ellis County last week ...

Mammoths roamed across North Texas tens of thousands of years ago, and the head of one of them will soon be on display, as a ...

How did woolly mammoths survive the last ice age? And how thick was the ice over New York City? Test your knowledge by taking ...

A melting ice patch in the Rocky Mountains uncovered an ancient forest, and these trees have stories to tell about dynamic ...