The allegations were leveled by U.S. officials late last week. Arms control experts worry that norms against nuclear testing ...

During the Trinity test, physicist Enrico Fermi conducted a simple yet ingenious experiment by dropping paper scraps to estimate the atomic bomb's explosive yield. This method, rooted in physics, ...

A US official says a seismic station in Kazakhstan collected evidence of an alleged China nuclear test at Lop Nur in June 2020.

Remarks by a top administration official appeared to be aimed at dispelling skepticism of its assertions, as President Donald Trump vows to restart U.S. tests.

By Jonathan Landay 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 ...

A top arms diplomat at the State Department recently laid out what might come next as Washington upends decades of federal policies on nuclear proliferation.

How old is too old to shovel snow? Here's what heart experts say. Exiles poised to return to fore as Liberals shift right Boomers refuse to retire, average age of new hires keeps rising Home and ...

It remains to be seen whether the three big nuclear powers are headed into a new arms race, or whether President Trump is trying to spur negotiations on a new accord now that a last Cold War treaty ...

Reports of explosions in Parand near Tehran and in mountainous areas outside Shiraz have sparked intense speculation online. Videos circulating on social media appear to show thick plumes of smoke ...

US intelligence agencies believe that China is developing a new generation of nuclear weapons and has conducted at least one covert explosive test in recent years as part of a broader push to ...

The Pentagon and the Energy Department have airlifted a small nuclear reactor from California to Utah, demonstrating what ...

At a event in Washington D.C., A U.S. official said a remote earthquake in 2020 was caused by a Chinese nuclear test.