Times journalists are accompanying a group of scientists on an arduous, weekslong trip to study a key glacier in Antarctica.

If the theory is proven correct, the consequences could be enormous, spelling a much more risky, explosive future.

On the slopes of an Indonesian volcano, rivers of light appear to pour out of the dark, glowing an electric blue that looks ...

Far below the frozen surfaces of Antarctica and Greenland, scientists are uncovering a restless world of gas, water, rock and ...

The continent’s ice is melting and raising sea levels worldwide. Our journalists will be sending regular dispatches as they ...

A new computational model suggests that Uranus' and Neptune's cores may be less icy than their "ice giant" nickname suggests.