The United States maintains one of the most sophisticated and varied nuclear arsenals in the world, with weapons designed for ...

Following is a transcript of the video. Narrator: Imagine if we detonated a nuclear bomb in space? Actually, you don't have to. You can see it for yourself. That was Starfish Prime — the highest ...

Some estimates put it at 100 kilotons, which would be five times more powerful than Fat Man, the bomb dropped on Nagasaki by the US in 1945 and which killed 70,000 people instantly. But it still ...

Named Yaoguang by Chinese researchers, the software takes just 12 minutes to perform radiation simulation analysis.

On July 16, 1945, at exactly 5:29:45 a.m., the world entered the atomic age, with the successful testing of the most powerful weapon known to man. "Gadget," the first atomic bomb — a 6-foot ...