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Doomsday Clock is now 89 seconds to midnight, what does that mean?
For the first time in three years, the Bulletin of the Atomic Scientists moved the Doomsday Clock forward by one second.
Doomsday clock set at 89 seconds to midnight, closest ever to "global catastrophe"
The clock was initially set at seven minutes to midnight and has moved 25 times since then. It can move backwards and forwards, with movement away from midnight showing that people can make positive ...