Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

Key data is currently not available. Data Disclaimer: The Nasdaq Indices and the Major Indices are delayed at least 1 minute. *Data is provided by Barchart.com. Data reflects weightings calculated at ...

November 11, 2025 • The World Cup is coming up, and it’s going to cost a pretty penny if you are hoping to attend. Today on the show, we talk to NPR Senior Business editor and World Cup superfan about ...

Every animal and plant needs food to live, and they are all part of a food chain. A food chain shows how animals obtain their food. A food chain also shows the flow of energy, which starts off at the ...