Nuclear weapons testing left a faint radioactive signature across every ocean on Earth, and Scottish researchers just ...

The first atomic bomb is detonated near Alamogordo, New Mexico, on July 16, 1945. The successful test paved the way for the ...

A new look at the uranium and heavy water used by the Nazis reveals whether they were close to making a reactor for an atomic ...

The U.S. hasn’t detonated a nuclear weapon since 1992. Now a fusion start-up whose co-founders include former national lab ...

Confusion on whether Iran truly needed only “two weeks to four weeks” to make a nuclear weapon, as President Donald Trump suggested on Monday, hangs over the ongoing U.S. and Israeli war on the ...

What would it take to speedrun an atomic bomb in your garden as a nuclear engineer reacts to the science behind nuclear ...

In 1939, scientists realized a terrifying possibility. If they could harness nuclear chain reactions, they might create a bomb far exceeding the power of conventional weapons. A letter signed by ...

The general public has long had a degree of wariness and uncertainty surrounding nuclear reactors, thanks largely to the fact that many associate nuclear energy with nuclear bombs. That's fair, thanks ...

It is the first time the president has addressed nuclear weapons, but he didn’t deny US could use ‘mother of all bombs’.