On Feb. 5, New START, the last treaty limiting U.S. and Russian strategic nuclear arms, will expire — a dark milestone. But President Trump has an opportunity to put off such a nuclear competition and ...

ROBERT OPPENHEIMER, the father of America’s nuclear bomb, described his country’s atomic rivalry with the Soviet Union as “two scorpions in a bottle”. The risks of this stand-off have been contained ...

THE WORLD stands on the brink of a nuclear-arms race. If one can be avoided, a big reason will be this: currently, the first country to start such a race risks paying a terrible price. Rogue states ...

NPR's Mary Louise Kelly speaks with Christine E. Wormuth of the Nuclear Threat Initiative about the state of a potential nuclear arms race now that the current nuclear-arms-control treaty has expired.