President Donald Trump announced this past week what could prove to be a stunning shift in American nuclear policy. He said ...

One such expert, former National Nuclear Security Administration acting principal deputy administrator Corey Hinderstein, ...

Dmitri S. Peskov, a Kremlin spokesman, told Russian news agencies that recent drone and missile tests were not nuclear ...

This week alone, the Russian president unveiled two nuclear-capable weapons - but their value may be more symbolic than ...

Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.

President Trump’s decision to restart nuclear weapons testing as a warning to Moscow is being cheered by his Republican ...

But President Donald Trump ’s back-to-back announcements about nuclear testing and nuclear submarines on Oct. 29 during his ...

Trump orders immediate resumption of U.S. nuclear weapons testing to match global programs, citing Russia and China's ...

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

The test comes days after President Vladimir V. Putin announced the previous trial of another Russian nuclear weapon.

Trump said the U.S. will test nuclear weapons “on an equal basis” with Russia and China. None of the three countries has ...

By Trevor Hunnicutt, Ismail Shakil and Kanishka Singh BUSAN, South Korea (Reuters) -President Donald Trump ordered the U.S.