A Trump administration official said that a remote seismic station in Kazakhstan measured an “explosion” in western China on ...

The US cites seismic data suggesting China conducted an underground nuclear test in 2020, while Beijing denies the allegation ...

Hydrogen bombs cause a bigger explosion, which means the shock waves, blast, heat and radiation all have larger reach than an atomic bomb, according to Edward Morse, a professor of nuclear engineering ...

US wants Beijing to join a revised nuclear weapons treaty after expiration of a previous accord between US and Russia.

As New START Treaty expires, the US has revived claims of a secret 2020 China nuclear test at Lop Nor. Are we entering a new nuclear arms race?

Amid growing speculation of a potential US military strike on Iran tied to stalled nuclear negotiations, tensions in the region appear to be intensifying. A major explosion struck Shahriar in Tehran ...

The Rulison test — conducted at a depth of 8,425 feet — was the deepest subterranean nuclear-bomb detonation conducted in U.S. history.

Iranian officials promptly attributed the smoke to reeds catching fire along the adjacent riverbank, ruling out any building explosion. The Parand Fire Department reported that firefighters were on ...

Out of this surreal convergence of spectacle and science emerged one of the most striking and unsettling cultural icons of ...