"Nuclear weapons are not a ‘necessary evil’ but an ‘absolute evil,’ and can never coexist with humanity,” Mayor Shiro Suzuki said.

Eight of the world’s nine nuclear powers detonated a device before anyone called them nuclear powers. The ninth is Israel, and its case has gone unresolved for 47 years. Iran has detonated nothing.

The printing press, the lightbulb, the internal combustion engine and the computer moved the world into a mostly better ...

Nuclear reactors and atomic bombs both rely on nuclear fission, but does that mean that a reactor could turn into an atomic ...

As global interest in nuclear weapons surges, Pakistan's recent conflict with India reveals their stark limits—failing to deter deep cross-border strikes while adding dangerous escalation risks. By ...

NAGASAKI, Japan (Kyodo) -- Nagasaki on Sunday warned nuclear powers and nations relying on nuclear deterrence of the ...

Add Yahoo as a preferred source to see more of our stories on Google. The only well-exposed color image of the Trinity test. (Jack W. Aeby/Manhattan Project/Public Domain) We don't always get to ...

Charles Oppenheimer knows his family name comes with a heavy responsibility. He's the grandson of J. Robert Oppenheimer, the physicist who led the Manhattan Project, becoming the father of the atomic ...

Japan remains the only country to have experienced the horror of nuclear devastation in war. Read more at straitstimes.com.

Explore 20 vintage photos from the age of nuclear testing, capturing test explosions, military preparations, scientists, and ...

Much of the western U.S. is facing dangerously high temperatures this weekend. Phoenix is expecting highs above 110 degrees and public cooling centers are seeing high demand.