Earlier this month, North Korea announced the closure of its nuclear testing site, saying it’s suspending all nuclear and intercontinental ballistic missile tests. The surprise move by President Kim Jong Un may be an attempt to ease relations prior to a summit with Donald Trump, but a new reports suggests the collapse…

Data visualization artist Neil Halloran has a knack for turning incomprehensibly large and complex data sets into content that’s both coherent and engrossing. In his latest project, the filmmaker uses his skills to convey the unthinkable: the total number of deaths caused by an all-out nuclear war.

Dozens of scientists have signed a letter to President-elect Donald Trump asking him to honor the Iran Nuclear deal, saying it’s the country’s best chance at preventing Tehran from developing the bomb.

Will Iran obtain a nuclear weapon? That's the hot-button question for the U.S. government as the United Nations General Assembly meets in New York this week. No one knows for sure, (except maybe Space Cat). But if you asked American futurists of the early 1980s, they'd probably tell you that it's bound to happen by…

The US and USSR had more than 60,000 nuclear warheads pointed at each other at the height of the Cold War. While the Non-Proliferation Treaty of 1970 and START in 1994 have shrunk that figure to around 26,000, nobody is really sure how many still exist—because nobody’s ever actually verified the number of warheads,…