Energy Secretary says administration will tests nuclear weapons ‘systems’ without detonating devices — for now ...

On Sunday, Daylight Saving Time ended at 2 a.m. That’s the time when we “fall back’' by setting our clocks back one hour, and ...

On Sunday, Nov. 2, we head back into Standard Time and say goodbye to Daylight Saving Time until March 8, 2026.

Mark Goodman is a former senior scientist at the US State Department who specialized in nuclear policy—nuclear energy, nuclear nonproliferation, and disarmament—for 30 years. He is a non-resident ...

Netflix’s apocalyptic drama sees president Idris Elba attempt to fend off a missile attack. We separate fact from fiction ...

William Leonard Laurence was one of the country’s first full-time science journalists, probably best known for his work at The New York Times. While there, he won two Pulitzer Prizes. He was the only ...

Abstract: SummaryThis paper examines how the Consultative Committee for the Definition of the Second (CCDS) attempted during the 1950s and 1960s to determine whether the time had come to adopt a new ...

Vladan Vuletić with members of his Experimental Atomic Physics group. From left to right: Matthew Radzihovsky, Leon Zaporski, Qi Liu, Vladan Vuletić, and Gustavo Velez. Every time you check the time ...

Gov. Polis and others celebrated the Navy's 250th birthday at the Capitol Tuesday. Scientists Studied 'SuperAgers' For 25 Years And Found That They All Have This 1 Habit In Common Secret Service finds ...