The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the ...

As concerns grow for the possibility of a nuclear war, you might be inclined to wonder what exactly happens if a nuclear bomb goes off near you. There are currently more conflicts world wide than any ...

In 1961, the Soviet Union detonated the most powerful nuclear weapon ever built. Known as Tsar Bomba, the explosion was over ...

When the first nuclear bomb test took place 80 years ago, the scientists who gathered to observe the explosion in the New Mexico desert recognized they were playing with fire. Physicist Enrico Fermi ...

HIROSHIMA, Japan — Shortly before the 80 th anniversary of nuclear attack on Hiroshima early this month, several dozen elementary school students met with atomic bomb survivor and farmer Toshiyuki ...

Some believe Donald Trump has been engaging in nuclear sabre-rattling intended to intimidate China - Alex Brandon/AP The United States is not ready to restart nuclear weapons testing and risks losing ...

The 80th anniversary of the atomic bombing of Hiroshima and Nagasaki is this week. It was the only time nuclear warheads were used during war. Here’s a look at the history and current U.S. stockpile.

During the Cold War the U.S. considered putting nuclear weapons on balloons and letting them float into enemy territory for a ...

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 ...