https://www.ecnmag.com/news/2016/01/scientists-doomsday-clock-reflects-grave-threat-world?cmpid=horizontalcontentThe Bulletin of the Atomic Scientists member Lynn Eden, right, and editor-in-chief John Mecklin, second from right, unveil the "Doomsday Clock," which measures the likelihood of a global cataclysm, at Stanford University in Stanford, Calif., Tuesday, Jan. 26, 2016. Also pictured are former U.S. Secretary of State George Shultz, from left, former U.S. Secretary of Defense William Perry, Gov. Jerry Brown, and Jerry Seelig. The bulletin announced that the minute hand on the metaphorical clock remained at three minutes-to-midnight. The clock reflects how vulnerable the world is to catastrophe from nuclear weapons, climate change and new technologies, with midnight symbolizing apocalypse. (AP Photo/Jeff Chiu)