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

Sunnier and cool for the end of the week, including Halloween. Get ready to "fall back" one hour this weekend. Monday Night: Sunset - 6:10 p.m. CT. Cloudy, cool with fog. Overnight lows in the 50s.

Magnitude scales can be used to describe earthquakes so small that they are expressed in negative numbers. The scale also has no upper limit. Learn more about how we measure earthquake magnitude.