People who might have been exposed to radiation from atomic weapons tests conducted in the Aleutians half a century ago have extra time to apply for compensation from a federal program, under the ...

"We've halted many years ago, but with others doing testing I think it's appropriate to do so," the president told reporters aboard Air Force One. Experts say that the resumption of testing would be a ...

Add Yahoo as a preferred source to see more of our stories on Google. A subsurface atomic test near Yucca Flats, Nev., in March 1955. (U.S. Atomic Energy Commission via AP) (U.S. Atomic Energy ...

For much of the past half-century, nuclear energy in the United States has occupied an uneasy space between a technology of the past and a technology of the future — but not quite one of the present.

In 1971, the United States detonated Cannikin deep beneath Alaska’s Amchitka Island in the largest underground nuclear test in American history. The blast was so powerful it lifted the ground, left a ...

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 ...