Lightning strikes happen when electricity builds up inside storm clouds and between the clouds and the ground. Inside a ...

Quakes recorded for the first time inside Greenland's biggest frozen river, the Northeast Greenland Ice Stream, suggest this ...

Extraterrestrial particles found at the bottom of the Arctic Ocean could unlock at least 30,000 years of sea ice history, a new study finds. By Sachi Kitajima Mulkey Scientists have reconstructed ...