NASA and General Atomics tested the fuel by exposing it to temperatures up to 3,000 Kelvin (4,940 Fahrenheit or 2,727 Celsius ...

U.S. President Donald Trump has made a bold statement regarding Iran, suggesting that he would prefer negotiating a non-nuclear deal over military action. However, he also hinted that without an ...

Related: Why do nuclear bombs form mushroom clouds? A bomb shelter doesn't necessarily guarantee safety in the event of a ...

North Korean leader Kim Jong Un has said an elevated U.S. security partnership with South Korea and Japan poses a grave threat to his country and vowed to further bolster his nuclear weapons program ...

Egypt will host an emergency Arab summit on 27 February to discuss what it described as "serious" developments for ...

America’s newest aircraft carrier is the USS Gerald R. Ford, the only non- Nimitz class ship in the fleet and the first of ...

Khamenei’s remarks upend months of signals from Tehran to the United States that it wanted to negotiate over its rapidly ...

DUBAI, United Arab Emirates — Iran's supreme leader said Friday that negotiations with America “are not intelligent, wise or ...

Since the 1990s, the United States has used science to verify its nuclear weapons are working properly. NPR was granted a rare look at how they do it.

Ayatollah Ali Khamenei said Friday that negotiations with America “are not intelligent, wise or honorable" after President ...