Bombshell shows how the government tried to minimize the effects of radiation and prevent independent reporting through ...

The mushroom cloud from the world’s first test of a thermonuclear device (hydrogen bomb), over Enewetak Atoll in the Marshall Islands on November 1, 1952. [AP Photo/Los Alamos National Laboratory] On ...

Should the U.S. and Russia resume nuclear testing? The answer to that question must be a resounding “No.” Yet President Donald Trump and Russian leader Vladimir Putin, eager to project strength, have ...

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 ...

President Donald Trump's comments Thursday suggesting the United States will restart its testing of nuclear weapons upends decades of American policy in regards to the bomb, but come as Washington's ...