The United States hasn't tested nuclear weapons in three decades — but that might be about to change. The big picture: President Trump called for renewed nuclear tests on Wednesday, something the U.S.

The head of the organization overseeing a treaty banning nuclear testing is warning that if the United States, Russia or any ...

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. On ...

Growing up in Salt Lake City, Utah, in the 1950s and 60s, Mary Dickson was among the millions of American schoolchildren taught to “duck and cover” in the event of a nuclear war. “I just remember ...

The U.S. scientists who tested the first atomic bomb, July 16, 1945, took the ultimate gamble of setting the atmosphere on fire and destroying all life on Earth. When Robert Oppenheimer, the civilian ...

(CNN) — Top energy and nuclear officials in the Trump administration are planning to meet with the White House and National Security Council in the coming days to dissuade President Donald Trump from ...

Live-fire testing on pressurized single-aisle and widebody aircraft cabins is set to start at the U.S. Army's Aberdeen Test Center in northern Maryland. The work is part of a long-running Army and ...