A U.S. official focusing on arms control has provided what he called new, declassified details of a Chinese underground ...

The US Air Force is said to have used the B-2 Spirit stealth bombers to target the facilities over the weekend ...

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.

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 ...

The US has accused China of conducting secret nuclear weapons tests and risking a new nuclear arms race. “Today, I can reveal that the US government is aware that China has conducted nuclear explosive ...

How close is Iran to a nuclear bomb? Satellite images reveal scale of damage from US-Israeli strikes - Trump says US and Israel launched attacks on Iran to eliminate threat of it creating a nuclear we ...

Christopher Yeaw, head of the State Department's Bureau of Arms Control and Nonproliferation, said the event occurred on June 22, 2020, near China's Lop Nur test site in Xinjiang, reported The ...

Add Yahoo as a preferred source to see more of our stories on Google. FILE PHOTO: U.S. Energy Secretary Chris Wright holds a press conference on the sidelines of the International Atomic Energy Agency ...

This is read by an automated voice. Please report any issues or inconsistencies here. After the U.S.-Russia nuclear treaty expired, U.S. officials revealed declassified details of an alleged 2020 ...