Add Yahoo as a preferred source to see more of our stories on Google. We're still as close as ever to global catastrophe, according to the annual update of the Doomsday Clock, announced Tuesday ...

Add Yahoo as a preferred source to see more of our stories on Google. The experts who maintain the ominous Doomsday Clock said Tuesday that humanity is still as close as ever to global catastrophe, ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The Doomsday Clock has been officially reset and will remain at 90 ...

Earth is closer than ever to global catastrophe as major world powers grow increasingly confrontational and cooperative efforts to reduce existential risks break down, a group of scientists warned ...