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

The United States has not conducted a nuclear weapons test since 1992, and thus there was widespread surprise when President Trump indicated, shortly before a meeting with China’s Xi Jinping, that he ...

Nov. 6 (UPI) --President Donald Trump's calls to ramp up nuclear weapons testing last week have put nuclear watchdogs and world leaders on alert while experts say the United States has little to gain.

WEST PALM BEACH, Fla. (AP) — New tests of the U.S. nuclear weapons system ordered up by President Donald Trump will not include nuclear explosions, Energy Secretary Chris Wright said Sunday. It was ...

Senior Russian officials on Nov. 11 said they were still waiting for a White House explanation about what President Donald Trump meant he when said he had instructed the Pentagon to resume nuclear ...

Donald Trump’s command for the United States to resume nuclear weapons testing will not include explosive tests, for now, according to Energy Secretary Chris Wright. Wright, whose agency oversees the ...

During the Cold War the U.S. considered putting nuclear weapons on balloons and letting them float into enemy territory for a ...

A Pakistani official told CBS News that the country "will not be the first to resume nuclear tests" in response to President Trump's assertion in an interview with 60 Minutes that the country has ...

President Trump, during an interview that aired Sunday night on CBS's "60 Minutes," said: NORAH O'DONNELL: Less than an hour before your meeting with President Xi, you posted on social media that you ...