Before trinitite, the only known naturally formed quasicrystal came from meteorite fragments, likely produced during a ...

Watch how the first atomic bomb test unfolded, as scientists pushed the limits of physics in a race to end the war. Behind the scenes, there were real fears that the explosion could trigger a chain ...

The only well-exposed color image of the Trinity test. (Jack W. Aeby/Manhattan Project/Public Domain) We don't always get to ...

Concrete crumbling like sand, their faces burning red from the radiation. Sky News speaks to Chernobyl workers who did everything they could to prevent a second explosion forty years ago.

Editor’s note: The Bulletin of the Atomic Scientists presents here, from its September 1946 issue, an eyewitness account of the first atomic bomb test in the Marshall Islands. In it, the author not ...