Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.

Nuclear weapons tests are among the most violent events humans can trigger, and that violence leaves fingerprints in the ...

President Donald Trump has called for the United States to test its nuclear weapons for the first time in three decades. But Trump’s statements about testing — in particular, whether other nations are ...

Oct 30 (Reuters) - U.S. President Donald Trump ordered the U.S. military on Thursday to immediately resume testing nuclear weapons after a gap of 33 years, minutes before beginning a meeting with ...

Russia’s nuclear-capable Oreshnik hypersonic missile on its territory, releasing rare video footage that underscores a sharp ...

A subsurface atomic test near Yucca Flats, Nev., in March 1955. (U.S. Atomic Energy Commission via AP) In what would be a major shift in a decades-old American policy against global nuclear ...

Minutes before walking into a high-stakes meeting with Chinese President Xi Jinping this past week, President Donald Trump announced what could prove to be a stunning shift in American nuclear policy.

President Donald Trump has called on US military leaders to resume testing nuclear weapons in order to keep pace with other countries such as Russia and China. "Because of other countries testing ...

President Donald Trump’s announcement that the U.S. would revive nuclear weapons testing — which the U.S. has not done since 1992 — left experts, lawmakers and military personnel scratching their ...

WASHINGTON — Democratic senators representing states that bore the brunt of the fallout from explosive nuclear weapons testing are seeking to pass legislation that would bar President Donald Trump ...

(Reuters) -U.S. President Donald Trump ordered the U.S. military on Thursday to immediately resume testing nuclear weapons after a gap of 33 years, minutes before beginning a meeting with Chinese ...