What discoveries led to the use of nuclear power? When did the first plant come online? Test your knowledge with this WSJ quiz.

Cold hydrostatic testing has been completed at unit 3 of China’s Changjiang NPP in Hainan province. Huaneng Hainan Changjiang ...

The Tsar Bomba's explosion was unparalleled in power. With a 50 megaton capacity, this nuclear test was estimated to be 3,800 times the strength of the Hiroshima atomic bomb. And although short video ...

The United States flew long-range B-1B bombers in a show of force against North Korea on Tuesday, days after the powerful sister of North Korean leader Kim Jong Un vowed ...

Imagine the power of the bomb dropped on Hiroshima in 1945 and then multiply it by 670,000 times. Terrifying doesn't really ...

For the first time in U.S. history, a commercial nuclear reactor tests fuel enriched above the traditional 5 per cent ...

Nuclear energy hasn’t just been making a comeback in recent months. According to many experts, including US Secretary of ...

The higher enriched fuel could help extend operation cycles from 18 to 24 months, according to the DOE's Office of Nuclear ...

Trump’s pick to lead the U.S. nuclear weapons agency faced Senate questions over workforce cuts, morale issues and the future of nuclear weapons testing.

Tensions are mounting between Israel and Turkey, but the U.S. president thinks he can mediate.

Scripps News takes you inside a California lab that is ensuring the effectiveness of the United States' nuclear weapons - without setting them off.

Milestone marks critical step forward in deployment of world's first mass-produced reactor ...