For the first time in over 40 years, Congress has examined a US president's authority to launch a nuclear attack.
More than 200 people are feared to have died when a tunnel caved in at North Korea's nuclear test site after its latest detonation, a Japanese news report said Tuesday.
Nuclear disarmament group ICAN won the Nobel Peace Prize on Friday for its decade-long campaign to rid the world of the atomic bomb as nuclear-fuelled crises swirl over North Korea and Iran.
The UN Security Council on Monday unanimously imposed new sanctions on North Korea, slapping a ban on textile exports and restricting shipments of oil products to punish Pyongyang for its sixth and largest nuclear test.
North Korea held a mass celebration for the scientists involved in carrying out its largest nuclear blast to date, with fireworks and a mass rally in Pyongyang.
South Africa plans to sign new, more transparent nuclear power agreements with five foreign countries after a high court blocked a deal with Russia due to a lack of oversight, the energy ministry said on Saturday. South Africa signed…
North Korea warned Monday that it will carry out a nuclear test "at any time and at any location" set by its leadership, in the latest rhetoric to fuel jitters in the region. Tensions on the Korean peninsula have been running high for…
China has proposed that North Korea suspend its tests of missile and nuclear technology to "defuse a looming crisis".
President Donald Trump has said he wants the United States to expand its nuclear arsenal, in his first comments on the issue since taking office. Mr Trump said it would be "wonderful" if no nation had nuclear arms, but otherwise the US must…