A science-oriented advocacy group moved its “Doomsday Clock” to 85 seconds to midnight, saying the Earth is closer than ever to destruction.

Nuclear weapons, climate change and biological threats are the biggest concerns.

Doomsday Clock moves to 85 seconds to midnight as scientists warn of nuclear war, climate change and AI threats bringing ...

The "Doomsday Clock" is a metaphor for how close humanity is to self-annihilation.

Wars, climate change, disruptive technologies and the rise of autocracy over the past year prompted scientists to set the clock at 85 seconds to midnight.

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 ...

The symbolic Doomsday Clock, a global warning signal watched around the world, has moved closer to midnight than ever before.

Scientists moved the Doomsday Clock closer to midnight than ever. Here's what it means and why it matters in Alabama.