The Semipalatinsk Test Site, also called the Polygon, is lesser known but was used by the Soviet Union to test nuclear ...

A strong, 6.0-magnitude earthquake struck in Ethiopia on Friday, according to the United States Geological Survey. The ...

Extensive evidence, including global temperature and sea ice data, shows Earth's climate is changing due to human activity.

The Pangean-era structure "It's being torn apart in real time" keeps the planet on edge. The ocean plate is now being torn ...

The Japanese government said Friday it will release a fifth of its emergency rice stockpile after hot weather, poor harvests ...