Only one (or possibly two) of the missing bombs was fully assembled at the time it was lost. The total number of confirmed ...

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

Using inertial confinement fusion, First Light Fusion adopts a novel strategy. It creates the extreme conditions required for ...

Satellite images reveal China is building a massive laser fusion facility, which can be used in nuclear weapons research as ...

"What we're building at Bull Run is not a science project," an executive from the Knoxville-based nuclear fusion company said.

Thermonuclear weapons are nuclear weapons whose design uses the heat generated by a fission bomb to compress a nuclear fusion stage. Also called a fusion bomb, hydrogen bomb or H-bomb, a ...

The number of Chinese operational nuclear warheads has increased by more than 100 to over 600, the Pentagon reported.

This is a huge nuclear fusion research facility, analysts say, and it could be a sign China is leaping ahead in the quest to harness this futuristic energy source. It could also mean they are ...

A British start-up developing a breakthrough in nuclear fusion is closing in on a £60m funding deal amid reports that China has taken a surprise lead in the clean power technology. Oxford-based ...