Scientists studying a centuries-old mystery of physics suggest two “arrows of time” control the evolution of quantum systems ...
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 ...
Despite being over 50 years old, the Minuteman III remains critical due to delays in its replacement—the LGM-35A Sentinel. Originally expected to phase in by the 2030s, Sentinel faces cost overruns ...