Snow is made up of trillions of tiny ice crystals to make snowflakes, with not one alike. Here's how they form.

A new book explores how one biologist’s work at the North and South Poles changed the way he sees the world and our place in ...

Did you know the Great Lakes experience a rare winter phenomenon called ice volcanoes? These icy eruptions form when waves crash into frozen shorelines, creating cone-shaped structures that look like ...

Throughout Earth's history, ice caps have been very rare, but a model of the past 420 million years suggests an explanation ...

The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many ...