To execute a movement towards a sensory target, it is necessary to transform the representation of the target from a sensory reference frame (for example, a head-centred reference frame for the ...

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 ...

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 ...

Special relativity has changed the way we think about time and the order of events. Einstein famously showed that two events can look simultaneous to one observer but not to another. In fact, it’s ...

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 ...