The B61-13 variable yield gravity bomb is now going into full production seven months ahead of schedule, Sandia National ...

Iran could build a nuclear bomb in just seven days—and Israel may prefer war over peace. Trita Parsi founder of the National ...

China has created a new hydrogen bomb. Chinese researchers have successfully tested it. It is different from a traditional ...

The recent U.S. deployment of B-2 bombers, the only planes able to launch the most powerful bunker-busting bombs, to within ...

Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

A nuclear explosion might eventually be Earth’s only way to protect itself from a dangerous asteroid. But preparing for that ...

The lab designing the warhead says it is accelerating the timeline to respond ‘to a critical challenge and urgent need.’ ...

The nuclear bomb is one of the most versatile munitions ... but would not significantly damage the surrounding area. A version with a 1.5 kiloton yield would help achieve an operational breakthrough.

Since then, Trump has rarely stopped talking about mitigating the danger of nuclear weapons. In his first presidential term, shortly before heading off to what would become an infamous 2018 summit ...

Israel has long sought America’s largest conventional bomb — a 30,000-pound bunker buster, which could do significant damage to key Iranian nuclear sites beneath mountains. Israel considered ...

which accuses the Islamic Republic of seeking to develop the technology to give it nuclear weapons and has threatened to bomb Iran if a diplomatic solution is not reached that could prevent it ...

Nuclear weapons may seem like a relic of the Cold ... weapon to be used against the usual targets with minimal collateral damage, but also larger or hardened ones that need a much harder punch.