Discover the dramatic story behind the Tsar Bomba, the largest nuclear weapon ever detonated. This video explores its Cold ...

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

Nuclear weapons testing has affected every single human on the planet, causing at least four million premature deaths from ...

Nuclear weapons testing has affected every single human on the planet, causing at least four million premature deaths from ...

In October 1961, the Soviet Union detonated the Tsar Bomba, a nuclear weapon with a yield of 50 megatons. The explosion was ...

From Pacific islands to global fallout, a new report traces how decades of nuclear testing left a silent health crisis that ...

The world passed a nuclear milestone this week. And, perhaps surprisingly given the recent run of saber-rattling from the likes of Russia and the United States, it’s a positive one.

There are many things that have defined Nevada over time: the Kit Carson trail, the legalization of gaming and loosening of ...

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

South Korea's president warns that North Korea’s nuclear output is enough for 20 weapons annually, posing a rising global ...