This article was updated at 2:07 p.m. Eastern Time. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. In a sign of pessimism about humanity's future, ...

Earth is closer than it's ever been to destruction as Russia, China, the U.S. and other countries become “increasingly aggressive, adversarial, and nationalistic,” a science-oriented advocacy group ...

Each year for the past 78 years, the Bulletin of the Atomic Scientists has published a new Doomsday Clock, suggesting just how close – or far – humanity is to destroying itself. The next edition of ...

If you've been feeling a little down as the "Doomsday Clock" ticks ever closer to midnight, you're not alone. A new study in ...

Add Yahoo as a preferred source to see more of our stories on Google. Each year for the past 78 years, the Bulletin of the Atomic Scientists has published a new Doomsday Clock, suggesting just how ...