A "Broken Arrow" is the term that the military uses for when it loses a nuclear weapon, and yes it has happened often enough ...

Deep beneath the remote Aleutian Islands lies a scar from the peak of the Cold War that remains one of the most significant ...

In October 1961, the Soviet Union detonated Tsar Bomba, the most powerful nuclear weapon ever built. With a yield of 50 ...

Alex Wellerstein joins WIRED to answer the internet's burning questions about nuclear science. Which nations have nuclear bombs? Who decides who gets to have nuclear warheads and who doesn't? Why were ...

Given the totality of energy production, nuclear energy is very safe, but when things go wrong, they go very wrong as ...

Many Americans—including students in the History of the Atomic Bomb course taught at the University of Texas at Austin by Bruce J. Hunt, A&S '84 (PhD)—have learned a version of this story: On Aug. 6, ...

MAJURO, MARSHALL ISLANDS — Lemeyo Abon learned about snow from the movies played on projectors by visiting American sailors. But living on Rongelap — a remote tropical atoll in the central Pacific ...

The Castle Bravo nuclear test produced an explosive yield of 15 megatons and was 1,000 times more powerful than the bomb that destroyed Hiroshima.

Hydronuclear experiments, barred globally since the 1990s, may lie behind President Trump’s call last month for the United States to resume its testing of nuclear bombs. By William J. Broad President ...

Nevadans should not expect to see mushroom clouds in the desert after President Donald Trump’s message that he wants to see nuclear testing resume immediately. “No worries about that,” said Chris ...