Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

Donald Trump has threatened to invoke the Insurrection Act, giving him sweeping presidential powers over the deployment of the military in the US. "Well, it's been invoked before," he said, when ...

Sometimes, reading Python code just isn’t enough to see what’s really going on. You can stare at lines for hours and still miss how variables change, or why a bug keeps popping up. That’s where a ...