Universal wonder Despite a society that told Chanda Prescod-Weinstein she didn’t look like a physicist, she still managed to fall in love with the subject as a child. (Courtesy: Shutterstock/Prazis ...

This PSSC film made in 1960 is one of the finest physics films ever made. All students should see it at some point in their studies. See the article '"Frames of Reference" revisited' by Alistair Steyn ...

We break down Einstein's famous twin paradox to illustrate time dilation in special relativity. Discover how acceleration, ...

How do you know where anything is in space? Sure, you can say, “Oh, that star, it’s the one in the middle of the Big Dipper,” but that’s not very useful in an era of incredible telescopes peeping at ...

In an article published in Communications Physics, researchers from the Université libre de Bruxelles and the Institute for Quantum Optics and Quantum Information in Vienna present a new framework for ...

The methods of analyzing space, time and motion described in the previous several lectures are called kinematics. Galileo rightly deserves much of the credit for developing these methods. [Although ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Einstein's theory of special relativity teaches us that time is relative. But what does it mean ...