The trial included first-of-its-kind thermal preconditioning of the bomb before carriage on an F-35 fighter jet.

U.S. President Donald Trump ordered the U.S. military on Thursday to immediately resume testing nuclear weapons after a gap ...

The Energy Department and Air Force in August successfully carried out the first tests dropping unarmed B61-12 nuclear ...

President Donald Trump has suggested the U.S. will restart nuclear weapons testing, a move that upends decades of American ...

After his recent remarks about resuming nuclear testing, President Trump told "60 Minutes" "we're the only country that doesn ...

RUSSIA has announced it will prepare to start full-scale nuclear bomb testing in the Arctic region. It comes as the US ...

Sandia National Laboratories announced last Thursday it conducted a flight test of the B61-12 nuclear gravity bomb on an F-35 ...

We asked Professor Paul Bracken, an expert in nuclear strategy, what’s behind the posturing and what test explosions would mean for the world.

Few people know the harm nuclear testing can do better than inhabitants of the Marshall Islands which was a US-administered trust territory of the United Nations from 1947 to 1986.

Experts agreed if the U.S. resumed full nuclear weapons tests, other nations would do the same — giving them a chance to ...

President Trump explained the order by saying other, unnamed nations were testing their own nuclear weapons, even though no country has tested since 2017.