Director of National Intelligence Tulsi Gabbard told lawmakers that Pyongyang may be preparing to conduct its seventh nuclear ...

With the completion of the B61-12 program, work has now started on the B61-13, specifically designed for "certain harder and ...

Scientists have been building nuclear weapons for more than 80 years, but crafting this technology remains a challenge.

DOX, Zhanana Kurmasheva’s documentary charts the generations-spanning Soviet nuclear reverberations in Kazakh steppes ...

the first full-scale test was made of the implosion type atomic fission bomb. For the first time in history there was a nuclear explosion. And what an explosion! The bomb was not dropped from an ...

Last week's accidental shelling of a South Korean village occurred less than 20 miles from the border of the nuclear-armed North.

Since the first nuclear explosion in history during the Trinity test in 1945, nuclear weapons have significantly shaped the ...

Tests carried out on high burnup fast reactor fuel as part of a collaboration between the USA and Japan are the first of ...

SEOUL, South Korea -- North Korea unveiled for the first time a nuclear-powered submarine under ... launch the submarine in one or two years to test its capability before its actual deployment.