Russia, China, Iran and North Korea are all hostile to the U.S. That doesn’t mean they would go to war for one another—for ...

While California and Alaska dominate conversations about earthquakes in the U.S., there's another seismic threat that could ...

A major California fault once thought to be stable is quietly shifting beneath neighborhoods, schools, and it could lead to a ...

Residents are wearing masks to protect themselves from thick volcanic ash that is blanketing several Indonesian villages as ...

The fault has moved the curbs as much as a handspan, around 18 centimeters, since the time they were installed, up to 60 ...

A video clip circulating on social media in recent months shows Syria’s new president, Ahmed al-Shara, astride a handsome ...

A team of scientists put together a global database of submarine mud volcanoes. Orders of magnitude more are still bubbling, ...