What is the point of the Doomsday Clock?

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Tags

1. #likelihood
2. #catastrophe
3. #global
4. #scientists
5. #members
6. #which
7. #threats
8. #symbol
9. #clock
10. #unchecked
11. #humanity
12. #bulletin
13. #scientific
14. #maintained
15. #atomic
16. #since
17. #advances
18. #doomsday
19. #metaphor
20. #technical
21. #represents