US President Donald Trump quickly heralded the US strikes on Iran as a “spectacular military success,” saying the Islamic Republic’s nuclear facilities were “totally obliterated.” Western military ...

When the 1996 Comprehensive Nuclear-Test-Ban Treaty (CTBT) stopped the music on Cold War testing for good, America was very ...

For decades, the threat of nuclear conflict between the U.S. and the Soviet Union hung over humanity — and occasionally the superpowers edged toward the brink, as with the Cuban missile crisis. But ...

Donald Trump has called for the US to resume nuclear tests, seemingly reversing a decades-long trend. But will this actually ...

The lab where Oppenheimer developed the atomic bomb is the linchpin in the United States’ effort to modernize its nuclear weapons. Yet the site has contended with contamination incidents, work ...

Kremlin spokesman Dmitry Peskov said Putin's speech did not signal an arms race. — -- The Kremlin denied Friday that Russian president Vladimir Putin’s claims that Russia has tested a new ...

For decades, the threat of nuclear conflict between the U.S. and the Soviet Union hung over humanity — and occasionally the superpowers edged toward the brink, as with the Cuban missile crisis. But ...