Solving vector operations step-by-step! ➡️📐 In this video, we break down how to perform vector operations, such as addition, subtraction, and scalar multiplication, with real-world physics examples.

Weird effect: Have you ever noticed that screwdrivers in your toolbox can seemingly change form? (Courtesy: iStock/M_a_y_a) As a new decade dawns, you will be thrilled to learn that I have come across ...

In the Fall I'll be starting teaching again, after a semester away on sabbatical and then enjoying teaching relief during my first semester at Penn. I'll be teaching a course that I truly love, and ...