Dot Physics on MSN

Part 3: Velocity and Acceleration in Spherical Coordinates

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 ...
Dot Physics on MSN

Part 2: Time Derivatives of Unit Vectors in Spherical Coordinates

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 ...

How to discover a planet

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

If Your North Star Is Lost, New Techniques Can Point You South

The writer Tristan Gooley describes how a pair of familiar constellations can help a person navigate in darkness when other ...