Webpresented by the bulletin of the atomic scientists, the doomsday clock is a visual metaphor for humanity's proximity to catastrophe. It measures our collective peril. Webthe iconic doomsday clock remains at 90 seconds to midnight, a metaphorical warning for how close humanity is to global catastrophe, experts with the. Webthe climate clock melds art, science, technology, and grassroots organizing to get the world to #actintime. The project is centered on a simple tool: A clock that counts down. The bulletin of the atomic scientists revealed the annual doomsday clock on thursday,. That sounds, well, not great. Webcreate a countdown timer that counts down in seconds, minutes, hours and days to any date, with time zone support. It also counts up from a past date. Webthe doomsday clock that has been ticking for 77 years is no ordinary clock — it attempts to gauge how close humanity is to destroying the world. The doomsday clock has been ticking for exactly 75 years,.