CHICAGO -- At the dawn of the nuclear age, scientists created the Doomsday Clock as a symbolic representation of how close humanity is to destroying the world. On Tuesday, nearly eight decades later, ...

Californians will see brighter evenings as clocks “spring forward” and Daylight Saving Time arrives this weekend — costing us an hour of extra sleep but bringing more daylight after work, school and ...

In the UK, the clocks will advance by an hour on the last Sunday in March. After a lengthy winter with dark evenings, we'll soon witness longer, lighter nights as we approach the spring and summer ...