For the first time, scientists have directly observed the melting underside of an Antarctic ice shelf, Earth.com reported. An international team sent an unmanned craft beneath the Dotson ice shelf ...

Graphic showing the Mid-Atlantic Ocean Ridge (red line) and how melting ice from Greenland caused changes in the motion of Earth's crust (purple arrows). Around 10,000 years ago as the last Ice ...

(CNN)-- It could be the ultimate test of human endurance: Three British explorers are risking their lives in subzero temperatures to measure the melting Arctic ice cap. The team is on a three ...