I don't see Trump being afraid of Russia using nuclear weapons,” Ukrainian historian Serhii Plokhy told Newsweek.

The recent nuclear tensions come after Russia tested a so-called doomsday device—the nuclear-powered, nuclear-armed Poseidon ...

The world is entering an unmapped era of nuclear risk. The answer is not new explosive tests, but a coordinated campaign with allies to maximize deterrence while working to establish new norms against ...

President Trump explained the order by saying other, unnamed nations were testing their own nuclear weapons, even though no ...

The U.S. has not conducted a nuclear test in over 30 years. Experts say doing one now could make America less safe.

Trump ordered the U.S. military to resume nuclear weapons testing. Why were they stopped and why restart now? What to know.

President Donald Trump announced that he instructed the Pentagon to “immediately” begin testing nuclear weapons in order to keep up with Russia and China.

After days of waiting for the perfect weather conditions, the ideal time finally came on March 9, 1945. Three hundred B-29 ...

The hydrogen bomb, unlike the atomic bomb used on Hiroshima, generates energy through fusion by fusing isotopes of hydrogen, deuterium and tritium. This fusion process requires extremely high ...

In the shadow of a federal government shutdown, the site where the first atomic bomb was tested will not be open to the public this year. Located on White Sands Missile Range, the Trinity Site is ...

Nuclear testing wasn’t the only thing that went underground in the 1950s in Las Vegas. The true identity of the woman in the Atomic Age’s most iconic photograph was also buried. On May 24, 1957, a ...

Can a play influence public perception of our shared atomic history enough to shift the conversation away from a presumed nuclear “renaissance” and into a more critical, life-protective examination of ...