Spaceships are a staple of big-screen sci-fi, from recent superhero movies back to early 20th-century films. Here are some of the all-time most iconic.

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 ...

A Flu Test You Can Chew Oct. 3, 2025 — Flu detection could soon be as simple as chewing gum. Scientists have created a molecular sensor that releases a thyme-like flavor when it encounters influenza, ...