Newsweek has looked at the potential fallout of the U.S. using the largest nuclear weapon in its arsenal, the B-83, on ...

Complicating matters, the extent of North Korea's nuclear and missile programs remains shrouded in mystery, as its facilities are scattered all over the country. The failure to produce a deal in ...

Meanwhile, Newsweek has compared how different countries' nuclear weapons compare, by using maps produced by Alex Wellerstein ...