A top Pentagon official says a fight with Anthropic centered on how the military could someday use artificial intelligence in autonomous weapons.

Most space missions rely on chemical rockets for propulsion. Rockets must carry fuel, which increases spacecraft mass and limits their speed and travel distance. For decades, researchers have explored ...

DENVER—Last month, President Donald Trump took to social media with an announcement that he would direct the Pentagon and other federal agencies to “begin the process” of disclosing government files ...

New details have emerged in the disappearance of a retired US Air Force general linked to secret UFO programs as the FBI ...

There is a silence in the night sky that has bothered me for as long as I can remember. ” Richard Feynman’s reflection lingers because it feels personal.

A computer expert pulled off the 'biggest military computer hack of all time,' breaching NASA's system to find what he said ...

There is a silence in the night sky that has bothered me for as long as I can remember. ” That observation, attributed to ...