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

Sunday, April 26, marks the 40th anniversary of the world’s worst nuclear power plant accident at the Chernobyl nuclear power station in the Soviet Union.

During the late 1970s, the United States developed a nuclear weapon designed not to flatten cities but to kill the people inside them. The neutron bomb, formally known as an enhanced radiation weapon, ...

Map shows potential nuclear fallout risk across North America in the event of a nuclear attack (Image: Under the Nuclear Cloud) A chilling map simulation created by top scientists reveals how ...