Democratic U.S. Senator Edward Markey on Tuesday urged President Donald Trump not to resume explosive nuclear weapons testing ...

Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United ...

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

US Air Force Lockheed Martin F-35A fighters have completed integration tests with inert B61-12 nuclear gravity bombs, proving ...

Speaking at a meeting with his Security Council, Putin reaffirmed his earlier statement that Moscow will only restart nuclear tests if the U.S. does so first.

Southern Nevada’s Congressional delegation is calling on the Trump administration to “reaffirm” the United States’ ...

The US successfully completed stockpile flight tests of the B61-12 nuclear bomb using the F-35A fighter jet, confirming ...

The quiet expansion of Beijing’s remote nuclear weapons complex, Lop Nur, points to years of preparation for a potential ...

President Donald Trump appeared to suggest the U.S. will resume testing nuclear weapons for the first time in three decades, ...

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

Discover the dramatic story behind the Tsar Bomba, the largest nuclear weapon ever detonated. This video explores its Cold ...

The Age of Disclosure director claims the US military used nuclear weapons in the 1950s to disable UFOs and seize alien ...