We know “what goes up must come down.” But WHY? "Drop" in to find out! We know “what goes up must come down.” But WHY? Drop in to learn about the gravitational forces like acceleration and air ...

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 ...

Professor of Mechanical and Aerospace Engineering, North Carolina State University If you drop a light object and a heavy object from a tower, which one reaches the ground first? As you may recall ...