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01/06/1947 The Doomsday Clock is published for the first time

5:12

The Doomsday Clock, explained

2:00

"Doomsday Clock" moves 30 seconds closer to midnight

7:27

What's the Doomsday Clock?

3:17

Doomsday Clock Predicts Human Extinction

The clock appeared on the cover of the June issue of the Bulletin of the Atomic Scientists. It represents an analogy for the threat of global nuclear war, which will happen when the clock will reach midnight. On first appearance, the clock was set to seven minutes to midnight. In May 2018, the clock is set at two minutes to midnight.