Sandia’s pulsed-power giant studies nuclear effects, cosmic conditions and the future of commercial fusion energy.

Tucker Carlson told NPR's Steve Inskeep that he thinks President Trump should have been removed from office through the 25th ...

Biological weapons may pose an even greater threat than nuclear war, with far fewer barriers standing between bad actors and potentially catastrophic capabilities.

Superintelligent AI is one of many modern threats humanity faces. Former DeepMind researcher Ramana Kumar explains what could make it uniquely dangerous.

Recent conflicts in Europe and the Middle East have reignited fears about the use of nuclear weapons. What would a nuclear conflict do to the planet’s environment today? In a new congressionally ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Fears that the Russia-Ukraine conflict may soon spiral into a global, ...

In 1984, HBO debuted the made-for-TV film Countdown to Looking Glass. Now, 38 years later, renewed tensions between the United States and Iran — including threats to shipping in the Strait of Hormuz ...

Imagine, if you will, that for unknown reasons North Korea has just launched a nuclear bomb at the United States. What happens next? The journalist Annie Jacobsen has imagined exactly that, and spent ...

So why is the grave threat of nuclear war virtually absent from our politics? Ad Policy The Doomsday Clock set to 90 seconds to midnight at the National Press Club, in Washington, DC, Tuesday, January ...