A Chicago-based group of scientists have once again warned the world is closer than ever to human-made destruction by moving the symbolic “Doomsday Clock” up to 85 seconds to midnight.

The Doomsday Clock is now the closest it has ever been to midnight. Scientists have set the symbolic Clock at 85 seconds to midnight, issuing a dire warning about the apocalyptic danger of nuclear ...

Alex Sundby is a senior editor at CBSNews.com. In addition to editing content, Alex also covers breaking news, writing about crime and severe weather as well as everything from multistate lottery ...

The most precise clocks ever built are now testing Einstein, hunting dark matter, and reshaping how we define time itself. The world’s most precise clocks are changing how we understand time itself: ...