The original version of this story appeared in Quanta Magazine. Imagine standing on a railway platform watching a trolley go past. A girl on the trolley drops a bright red ball. To her, the ball falls ...

Simulating an exploding spring in various reference frames! 🐍⚡ In this video, we’ll use Python to simulate the dynamics of an exploding spring, observing how it behaves from different reference ...

A central idea of physics is that reference frames don't change fundamental laws. It shouldn't matter where you observe an event or how fast you are moving, the laws of physics should remain the same ...