Familiar risks to human existence such as nuclear weapons and climate change were cited by the scientists, along with new ...

The keepers of the “Doomsday Clock” on Tuesday moved the symbolic countdown to 85 seconds till midnight and warned that the world has never been closer to destruction on the metaphorical timepiece.

Add Yahoo as a preferred source to see more of our stories on Google. Earth is closer than it's ever been to destruction as Russia, China, the U.S. and other countries become “increasingly aggressive, ...

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 ...

What is the Doomsday Clock? The Doomsday Clock is a visual representation of how close the Bulletin of the Atomic Scientists believes the world is to global catastrophe, focusing on the greatest ...