Here’s how a nuclear bomb actually works. The B61 and the B83 nuclear bombs currently in the United States’ arsenal are thermonuclear, or hydrogen bombs, and quite different than the fission weapons ...

Aug. 6 (UPI) --Eighty years ago today, the first of two atom bombs was used in anger. Hiroshima was vaporized. But one plane, one bomb, destroying a city was inconceivable. The Japanese now could ...

Nuclear weapons are the single-most destructive explosives humanity has created and deployed in warfare. Because of their destructive power that can wipe away whole cities, you'd think that the United ...

Though the country’s nuclear arsenal has undergone no explosive testing for decades, federal experts say it can reliably obliterate targets halfway around the globe. By William J. Broad President ...