Near signs that warn of radioactive risk at Oak Ridge National Laboratory, a half-dozen workers from the nuclear power ...

After two-and-a-half days of meetings in a mostly sunny midsummer Chicago, concerned Nobel Prize laureates and many of the world’s top experts on nuclear weapons spoke out on a dark subject: the high ...

In 1949 the U.S. War Department changed its name. Branches of the armed forces were then administered under the new name Department of Defence. This newly defined mandate of defending the United ...