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

A 4.3 magnitude quake in Fars province was confirmed natural by United States Geological Survey and Comprehensive Nuclear-Test-Ban Treaty Organization, dismissing nuclear test rumors amid debate over ...

After a 4.3 magnitude earthquake hit Khonj, speculation of a secret Iranian nuclear test erupted. We break down the seismic signatures, enrichment levels, and expert analysis to determine if Tehran ha ...

Add Yahoo as a preferred source to see more of our stories on Google. A senior U.S. official offered new details Tuesday night about an alleged nuclear bomb test conducted by China in June 2020.

The U.S. government has released fresh intelligence on what it claims was an illicit Chinese nuclear test conducted in 2020. On June 22 of that year, a remote seismic station in Kazakhstan detected a ...

GYEONGJU, South Korea — President Donald Trump on Thursday morning said he had directed the Pentagon to begin testing nuclear weapons “on an equal basis” with Russia and China, an apparent attempt to ...

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 ...

(AP) - North Korea says it has conducted a "higher level" nuclear warhead test explosion, one that will allow it to finally build an array of stronger, smaller and lighter nuclear weapons. It is ...

There has not been a major (or minor) nuclear explosion since the 1960s. This is almost entirely because ...

In September 1979, a US Vela satellite detected a mysterious "double flash" over the Indian Ocean - a signal scientists ...

GENEVA — A U.S. official focusing on arms control on Monday provided what he called new, declassified details of a Chinese underground nuclear test nearly six years ago and urged countries to press ...

This is read by an automated voice. Please report any issues or inconsistencies here. WEST PALM BEACH, Fla. — New tests of the U.S. nuclear weapons system ordered up by President Trump will not ...