Much of the ice in the Arctic winter is known as multiyear ice because it can be built up over periods as long as a decade.

Sea ice plays many important roles for the global climate: Its white surface can reflect energy back into space, helping the ...

What are ice quakes? Learn how the discovery of ice quakes deep within the Northeast Greenland Ice Sheet is helping ...

Climate models have predicted that the ocean surrounding Antarctica should be warming, but new research shows that it's ...

Arctic winter ice typically reaches its broadest expanse in March, after which it begins a slow melt over the spring and ...

A team of international scientists compiled decades of data to create a map showing the topography of Antarctica with the ice ...

Arctic sea ice has recorded its smallest winter peak extent since satellite records began 47 years ago, new data reveals.

Sea ice melt is not a significant contributor to sea level rise, but its contribution is not nothing, either. Sea ice is ...

UD doctoral student Tianyu Zhou is pictured on the right using a shovel to remove snow that covers the sea ice during a ...

Researchers found increased meltwater and rain explain 60% of a decades-long mismatch between predicted and observed temperatures in the ocean around Antarctica.