Japanese atomic bomb survivor Shigeaki Mori has died at age 88. Mori was a historian and best known for a big hug he was ...

The US has a total of six missing nuclear warheads out of 32 known accidents - with one diver finding a bomb powerful enough to obliterate a city ...

Confusion on whether Iran truly needed only “two weeks to four weeks” to make a nuclear weapon, as President Donald Trump suggested on Monday, hangs over the ongoing U.S. and Israeli war on the ...

In October 1951, the Soviet Union tested RDS-3 “Marya,” the first atomic bomb it ever dropped from an aircraft and a major ...

North Korea warned this week that it might test a hydrogen bomb in the Pacific Ocean, after saying the country had already successfully detonated one. A hydrogen bomb has never be ...

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

We know that an all-out U.S.-Russia nuclear war would be bad. But how bad, exactly? How do your chances of surviving the explosions, radiation, and nuclear winter depend on where ...

President Donald Trump has called for the United States to test its nuclear weapons for the first time in three decades. But Trump’s statements about testing — in particular, whether other nations are ...

THE FIRST NUCLEAR reactor on earth went critical 2 billion years ago in western Africa when groundwater seeped into a rich vein of uranium ore. It controlled itself elegantly, its water moderator ...

NPR's Leila Fadel asks Iran expert Ali Vaez of the International Crisis Group about Iran's nuclear capabilities before and after U.S. and Israeli attacks.

Hiroshima atomic bomb survivor Shigeaki Mori, who was hugged by former US president Barack Obama during his historic visit to the city a decade ago, has died at 88, local media reported Tuesday. The ...

Earlier this month, Shigeaki Mori warned that the world was at risk of another nuclear attack over the wars in the Middle ...