Instead, high-energy radiation and electromagnetic pulses dominate, posing serious risks to satellites, spacecraft, and ...

U.S. Energy Secretary Chris Wright said he expects U.S. nuclear-weapons testing sought by President Donald Trump to stop short of actual atomic bomb explosions for now. “I think the tests we’re ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE - In this photo taken from video released by Russian Defense Ministry Press Service on Oct. 26, 2022, a Yars intercontinental ...

FILE PHOTO: U.S. Energy Secretary Chris Wright holds a press conference on the sidelines of the International Atomic Energy Agency (IAEA) General Conference in Vienna, Austria, September 15, 2025.

Alex Wellerstein joins WIRED to answer the internet's burning questions about nuclear science. Which nations have nuclear bombs? Who decides who gets to have nuclear warheads and who doesn't? Why were ...

US President Donald Trump recently ordered new tests of the American nuclear weapons system. However, US Energy Secretary Chris Wright has clarified that the testing will not involve nuclear ...

A 110-degree day in Las Vegas, a city dedicated to entertainment and capitalism, seems a strange place to commemorate the 80 th anniversary of the atomic bombing of Hiroshima. Yet Las Vegas has its ...

THE FIRST NUCLEAR reactor on earth went critical 2 billion years ago in western Africa when groundwater seeped into a rich vein of uranium ore. It controlled itself elegantly, its water moderator ...

When it comes to marking anniversaries of the atomic bomb, there are a few obvious choices. July 16, 1945, was the date of the Trinity test, the first nuclear explosion, and has been used by some as ...

The nuclear weapons testing ordered by U.S. President Donald Trump will not involve nuclear explosions at this time, Energy Secretary Chris Wright said on Sunday. "I think the tests we're talking ...

VIENNA (AP) — The United States and Russia have both recently threatened to resume nuclear testing, alarming the international community and jeopardizing a global norm against such tests. Experts say ...