Under the bipartisan Semiquincentennial Congressional Time Capsule Act, Congress would bury mementos to celebrate America's 250th birthday.
It was a small change, but a frightening one. Last month, the "Doomsday Clock" was moved up to 89 seconds, the closest the ...
University of Chicago professor Daniel Holz is one of the people who moved the Doomsday Clock forward last month. He's the ...