Archaeologists researching a battlefield in Switzerland discovered a Roman military camp 7,000 feet above sea level. The camp ...

NASA scientists recently discovered an abandoned Cold War-era U.S. military base that's been hiding under the ice in ...

A white granite headstone in Section 60 of Arlington National Cemetery bears a name that sounds American: Larry Allan Thorne.

U.S. President Donald Trump said on Monday Russian President Vladimir Putin should end the war in Ukraine instead of testing a nuclear-powered missile, and that the United States had a nuclear ...