Deep beneath the remote Aleutian Islands lies a scar from the peak of the Cold War that remains one of the most significant ...

The United States’ impending resumption of nuclear testing after more than three decades is being touted by President Donald Trump as a method to challenge adversaries. Nuclear experts question the ...

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 ...

Donald Trump's decision to restart nuclear testing has been labeled as "nonsensical" by a former Navy officer, with experts warning about the potential catastrophic effects this could bring. Anthony ...

The mushroom cloud from the world’s first test of a thermonuclear device (hydrogen bomb), over Enewetak Atoll in the Marshall Islands on November 1, 1952. [AP Photo/Los Alamos National Laboratory] On ...

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 ...

The directive took even many of Trump’s advisers off guard, according to officials, leading to unanswered questions about when, or if, the testing would actually begin. Historically, it is the ...

Experts warn that resumption of full nuclear weapons tests is unnecessary and would undermine the United States' efforts to discourage other nations from testing their own nukes. (Tech. Sgt. Draeke ...

President Donald Trump is off on another ill-informed ranting spree, this time claiming that he has ordered the military to resume nuclear testing. In his interview with 60 Minutes last week, he ...

It came as a horrifying surprise early one morning in Hawaii: A bright flash lit up the dark sky over Honolulu, and on the horizon, a central cloud climbed higher and higher. “I thought at once it ...

Editor’s note: “Behind the News” is the product of Sun staff assisted by the Sun’s AI lab, which includes a variety of tools such as Anthropic’s Claude, Perplexity AI, Google Gemini and ChatGPT.

Energy Secretary Chris Wright clarified comments that were made last week by President Donald Trump on Truth Social about renewed nuclear testing during an appearance on Fox News' The Sunday Briefing.