Daylight saving time ends Sunday, Nov. 2, 2025, at 2 a.m., giving Americans an extra hour of sleep. Here’s what to know about the time change.

You get older every day. But how old are your cells and organs, really?

It's that time of year again where the leaves are changing, apple orchards are bustling and temperatures are cooling. But while many love the shift to fall, with its cozy sweaters and beautiful colors ...

The Discovery Center Museum in Rockford is teaching visitors how to make a sundial, an ancient tool used to tell time using the sun.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...