Add Yahoo as a preferred source to see more of our stories on Google. The Bulletin of the Atomic Scientists members, from left, Jon B. Wolfsthal, Asha M. George and Steve Fetter reveal the Doomsday ...

Time zones are a complicated but necessary evil. Humans like the numbers on the clock to vaguely match up with what the sun is doing in the sky outside. To that end, different places in the world keep ...