Authorities in Ohio plan to test the water supply across a small village near a former weapons plant after a newspaper ...

The U.S. Air Force 2nd Bomb Wing and 5th Bomb Wing, operators of the nuclear-capable B-52H bombers, recently participated in ...

Cosmos 2553 is one of dozens of Russian satellites with suspected ties to its military and intelligence programs.

The U.N. has a "pretty good idea of what is going on," International Atomic Energy Agency chief Rafael Grossi said on Tuesday ...

As Iran’s nuclear program advances, the critical question of whether Tehran would need to conduct nuclear tests to ensure its weapons are effective looms over the consciousness of the international ...

Editor in chief Nancy Shute traces the history of nuclear weapons, from the first sustained nuclear reaction in 1942 to the renewed interest in explosive tests today.

The Cosmos 2553 satellite, launched by Russia weeks before invading Ukraine in 2022, has had various bouts of what appears to ...

The US military launched a long-range hypersonic missile Friday morning from Cape Canaveral Space Force Station in Florida on ...

President Trump’s pick to become the keeper of the nation’s nuclear arsenal, testified on Tuesday that he would not recommend that Mr. Trump restart explosive testing of the deadly weapons.