New images from the North Sea show never-before-seen landforms that were carved by a single, colossal ice sheet 1 million ...

A NASA satellite has spotted frozen "kidney beans" on Mars' sand dunes trapped in place until springtime. Photographing them can help us determine if there was ever enough water on Mars to sustain ...

For nearly 30 million years, a 2,000-pound beast known as the entelodont ruled a sweeping empire from Mongolia to what is now ...

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

The world is adept at balancing the warming gases in its atmosphere, but anthropogenic climate change is challenging this ...