What appeared to be an unusual rock in a San Mateo County creek bed was actually an intact Pacific mastodon molar from the ...

A geomorphologist discovered this intact molar from an adult Pacific mastodon while recently surveying a creek in the San ...

Purussaurus bite marks on fossil bones show a 23-foot crocodile relative killed hoofed mammals weighing up to 4,000 pounds in ...

Sloths seem like they should be some of the easiest mammals on Earth to study, but researchers quickly discover the opposite.

A sloth’s permanent-looking smile could make you think it is happy to meet you. It’s slow, calm and looks like it has ne ...

Researchers hope to discover more fossils from the Ice Age and gain new insights into bones recovered over a decade ago.

This guide will help you use airline miles and hotel points to book an incredible trip to Costa Rica, whether you want a ...

Instead of treating empty time as a problem to be solved, we can see it as an invitation to explore, reflect, observe, or ...

The Ice Age franchise has seen its fair share of creative lows, while other installments from this animated saga make it ...

Markets searched for gains after three days of declines and as investors looked ahead to Friday's labor market report.

It is also, in many ways, an extension of the creative rebellion WOW was founded on almost 40 years ago, when Dame Suzie ...