Daylight saving time in 2025, when clocks change by an hour, has begun. Here's a look at when exactly we "spring forward" and how daylight saving time works. What time exactly does the time change ...

Bismarck, N.D., fell to -39°F, six degrees from its all-time coldest day. The cause of the week-long deep freeze? A polar vortex collapse. Now, meteorologists are calling for another collapse in ...