A single nuclear warhead, of unknown origin, is heading toward the U.S. mainland in Kathryn Bigelow's new Netflix film. It's an unnerving scenario — but it's also thrilling to watch.
Kim told North Korea's legislature he's ready to resume talks, adding that he had "good memories" of President Trump, despite ongoing tension over Washington's denuclearization stance.
The National Nuclear Security Administration is a semi-autonomous agency within the Department of Energy that oversees the U.S. stockpile of thousands of nuclear weapons. Officials were given hours to fire hundreds of employees.
The Stockholm International Peace Research Institute report says it hasn't seen nuclear weapons playing such a prominent role in international relations since the Cold War.
Russian President Vladimir Putin issued explicit nuclear threats to the West, even as he assured Russians their country could both win the war in Ukraine and thrive economically.
As President Biden and Group of Seven leaders gathered in Hiroshima, people in Japan wanted the setting to act as a powerful symbol for consensus toward banning nuclear arms.
A giant laser facility in Livermore, Calif., says it has created net energy from nuclear fusion. It's an important breakthrough, but fusion power remains a distant dream.
