Here's a breakdown of daylight saving time, its potential end, and the beginning of spring. When does daylight saving time start in 2025? See when clocks 'spring forward' Daylight saving time begins ...

As summer fades into autumn, most Australian states and territories will set their clocks back an hour as daylight saving ...

Atomic clocks are the basis upon which a second is defined. But there is a new kid on the block, the optical clock, which ...