The United States has accused China of conducting a “yield-producing nuclear test” in 2020 and warned that Washington will no ...

The Sporting News tracked live scores, updates and highlights from the Olympic men's ice hockey quarterfinal matchup between Canada and Czechia.

The defenseman danced into the offensive zone and his wrister beat Team Sweden goalie Jacob Markstrom 3:27 into overtime, giving the United States a 2-1 win and a date with Slovakia in the Olympic ...

NASA planetary defense experts report that mid-size near-Earth asteroids could cause regional damage, with detection and deflection remaining limited, according to New York Post and AAAS reports.

The U.S. and Canada are moving on to the semifinals at the Olympics. Each needed extra hockey to get through the ...

NASA planetary defense experts warn that up to 15,000 undetected asteroids could devastate a major city on Earth.

NASA's top planetary defense expert reveals the biggest threat isn't Hollywood-style doomsday rocks, but undiscovered 'city-killer' asteroids. While large and small threats are known, an estimated 25, ...

President Donald Trump has directed a complete pullout of about 1,000 US troops from Syria within two months. The White House ...