The last remaining nuclear treaty between the U.S. and Russia has expired, ending decades of arms control between the two countries with the largest nuclear arsenals.

On Feb 5, the New Strategic Arms Reduction Treaty (Start), which capped the number of deployed nuclear warheads held by the ...

Former New START negotiator Greg Dwyer explains that, with the expiration of New START, the United States and Russia lose a ...

Amy Nelson, a senior fellow at New America, explains that minimal deterrence may still be possible in a multipolar world, but ...

Dakota Johnson and Role Model (aka Tucker Pillsbury) have been spending a lot of time together recently, so naturally everyone thinks they're dating. And on the one hand: two people can definitely be ...

Across archaeology and earth science, new discoveries are stacking up and they do not fit the clean textbook timeline of slow human progress. Evidence points to sudden cataclysms, lost knowledge, and ...

New model fails to explain near-death experiences, scientists say by University of Virginia edited by Gaby Clark, reviewed by Andrew Zinin Editors' notes ...

When 49ers tight end George Kittle tore his Achilles during Sunday’s playoff win over the Eagles, he became the latest San Francisco star player to suffer a major injury — and brought a viral ...

Controlling light at dimensions thousands of times smaller than the thickness of a human hair is one of the pillars of modern nanotechnology. An international team led by the Quantum Nano-Optics Group ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The Paris Climate Accords in 2015 set an ambitious (and necessary) goal of keeping global temperatures at ...

Embark on thrilling adventures with us as we explore some of the most mysterious, dangerous, and captivating locations around the world! From electric bike expeditions on Everest to surviving on ...