At 3:39 p.m. on January 21, 1968, the aircraft slammed into the ice seven miles west of the base. The impact carved a ...

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

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

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

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.

Introduced in 1960, the American MK41 hydrogen bomb remains the highest-yield nuclear weapon ever placed in active service.