The Doomsday Clock shows how close humanity is to self-destruction. It’s 85 seconds to midnight, closest ever. A trip to a nuclear missile bunker brings the concept home.

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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, ...

(AP) — 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 ...

Scientists gathered and moved the “Doomsday Clock” to 85 seconds on Tuesday, the closest it has ever been to midnight. Each year the clock is adjusted based on a variety of issues factoring together ...

The Doomsday Clock is closer to midnight than ever before, in what appears to be an ominous warning about the state of our world. Released every year by The Bulletin of the Atomic Scientists, this ...