Nuclear weapons tests are among the most violent events humans can trigger, and that violence leaves fingerprints in the Earth, sea, air, and even in orbit. The physics of shock waves, sound, and ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. military will launch an unarmed nuclear missile across the Pacific Ocean overnight Nov. 4, in a pre-planned firing that ...

US intelligence agencies believe China is developing a “new generation” of nuclear weapons — with Beijing having reportedly conducted at least one undisclosed explosive test already. China’s plan to ...

This transcript was prepared by a transcription service. This version may not be in its final form and may be updated. Speaker 1: From the opinion pages of the Wall Street Journal, this is Potomac ...

The State Department’s allegation that China conducted a yield-producing nuclear test in 2020 is reigniting debate in Washington over whether the United States can continue its decades-long moratorium ...

VIENNA (AP) — In the wake of U.S. President Donald Trump’s suggestion earlier this year that the U.S. would resume nuclear testing, a U.S. government representative defended the stance at a global ...

America’s last nuclear detonation was nothing special. Smaller than the bomb that killed 73,000 people in Nagasaki, it exploded 1,397 feet below the Nevada desert. It shook the ground, created a ...

At a event in Washington D.C., A U.S. official said a remote earthquake in 2020 was caused by a Chinese nuclear test. U.S. releases new details on alleged secret Chinese nuclear test The U.S.

Coming soon: Defense Secretary Pete Hegseth’s acquisition reform. Three days before his scheduled address to defense CEOs and acquisition officials, Valerie Insinna of Breaking Defense obtained what ...

WASHINGTON, Feb 17 (Reuters) - A senior U.S. official on Tuesday revealed what he said were new details of an underground nuclear test blast that China allegedly conducted in June 2020. Assistant ...

Nuclear capable DF-31BJ ballistic missiles are shown on transporters during a military parade in Beijing, China on September 3, 2025. China is undergoing a massive expansion of its nuclear arsenal.