Why do ice ages occur less frequently? Scientists look for answers in a nearly 2-mile-long ice core extracted from Antarctica.

A round of frigid temperatures is sweeping across much of the United States this week, bringing dangerously cold conditions ...

After 'wild ice' skater Laura Kottlowski experienced a traumatic accident, she asked experts and dove into the science to ...

As the frozen parts of our planet face rapid and unprecedented change, NSIDC has been sharing how and why its key features are changing.

Water is ubiquitous and seemingly ordinary, possessing no distinct color or odor. Though we often take water for granted, it is by no means a simple substance. As a consequence of its chemical ...

Why did the ice ages that once transformed Earth every 40,000 years begin to occur less frequently? The planet now plunges into a deep freeze about once every 100,000 years, a pattern it has ...