Dave Crete’s story highlights the dangers of explosive nuclear testing (“Veteran telling the story of hidden health risks at Nevada Test Site,” Jan. 5). However, today, the consequences of ...

The site is under high security and personnel ... threshold – shy of the 90% purity levels needed to develop a nuclear bomb. Though only some 92 pounds of weapons-grade uranium is reportedly ...

Many in Israel would like to strike Iran’s nuclear sites to stop it getting a bomb. But Ehud Barak, a former Israeli prime minister who once advocated such action, and other former Israeli ...

All these measures would serve to restrict Iran's capability to make a nuclear bomb and would ensure nuclear power usage would be limited to civilian use. As the deal was finalized, a UN Security ...

The clock hands are set by the Bulletin of the Atomic Scientists, a group formed by Manhattan Project scientists at the University of Chicago who helped build the atomic bomb but protested using it ...

Thousands of feet underground, in a laboratory northwest of Las Vegas, the U.S. conducts some of its most sensitive nuclear weapons research. Nuclear testing seems like a Cold War relic, but amid ...

The next steps in the fatal midair plane and helicopter crash investigation. And, why nuclear testing could ramp up in the U.S., as well as a look... Investigation into the fatal plane-helicopter ...