The Doomsday Clock now stands at 89 seconds to midnight, the closest to catastrophe in its nearly eight-decade history.

Scientists and global leaders revealed on Tuesday that the "Doomsday Clock" has been reset to the closest humanity has ever come to self-annihilation.

Here's what you need to know about DST in 2025: When does the Daylight Saving time change 2025 occur in U.S.? Participating states turn clocks forward an hour on the second Sunday in March during the ...

When deciding the time, the board members are asked two questions ... the Bulletin of the Atomic Scientists explained their reasons for moving the clock up by one second.

"The 2025 Clock time signals that the world is on a course ... The Science and Security Board, made up of scientists, nuclear technology and climate science experts, and members of organization's ...

Sign up for CNN’s Life, But Greener newsletter. Our limited newsletter series guides you on how to minimize your personal role in the climate crisis — and reduce ...

The multimedia artist talks about his cinematic timepiece, a 24-hour film comprised of scenes from movies and TV that track ...

Whether you prefer to set several alarms as an insurance measure, or want to share a clock with someone who wakes up at a different time than you, a clock with the ability to set multiple alarms ...