Learn about the new technique being used to study cracks that have formed on Antarctica's unstable Doomsday Glacier.

Elene Abashidze is 102 years old—vigorous, sharp-minded, and remarkably active. She plays the piano and sings almost ...

Imagine waking up one morning to find that every drop of water on Earth—oceans, lakes, rivers, puddles, even the dew on grass ...