The Doomsday Clock, an ominous metaphor for dangers facing the world, was moved forward two minutes by a group of prominent scientists, reflecting concerns over climate change and the state of the world's nuclear arsenals

Doomsday Clock - Bulletin of the Atomic Scientists

The Doomsday Clock: What is it and why it sped up

Doomsday Clock ⏰⌚ Knowledgeable Fact #doomsday #Clocks #reelsfbシ #reelsvideoシ #reelstrending #knowledge This post made for Educational purposes only ✨ | Mine Astroverse

Photos: Mainers preparing for doomsday scenarios

The Human Calculator: Doomsday Decoded