After a power outage at the Bulletin of the Atomic Scientists, the new Digital Doomsday Clock is flashing 00:00 and mushroom clouds keep appearing and then retracting once a second.

"Doomsday Clock", by Randall Munroe, licensed under Creative Commons Attribution-NonCommercial 2.5 License

Alt Text

After a power outage at the Bulletin of the Atomic Scientists, the new Digital Doomsday Clock is flashing 00:00 and mushroom clouds keep appearing and then retracting once a second.