Imagine peeling back miles of frozen white and revealing valleys, rivers, and mountains that haven't seen sunlight in tens of ...

About 9,000 years ago, part of Antarctica’s eastern ice sheet collapsed astonishingly fast, driven by warmer ocean water. The ...

Due to its thick, vast ice sheet, Antarctica appears to be a single, continuous landmass centered over the South Pole and ...

While humans evolved to perform routine endurance activity, recent secular trends in the United States and globally have resulted in a dramatic rise in the amount of time spent inactive in both ...