Nuclear bombs do not rely on size, they rely on physics. Here is how chain reactions and hydrogen bombs unleash power on a ...

Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

A grapefruit-sized sphere of plutonium holds enough energy to wipe a city off the map. But how does that actually work? From chain reactions to hydrogen bombs, we’re breaking down the terrifying ...

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 ...

WASHINGTON, Aug 27 (Reuters) - Iran has launched a speedy clean-up operation at a nuclear-related site in northern Tehran hit by Israeli airstrikes that will likely remove evidence of any nuclear ...