In an inertial frame of reference, a body with zero net force acting on it does not accelerate. When scientists speak of inertial frames of reference, they're invoking a coordinate system with no ...

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 ...

Is the latest iPhone a good value? Should you accept that promotion you’ve been offered? Should you pay to have someone come and fix your leaky toilet or fix it yourself? Although we might delude ...

Vision requires a reference frame. To what extent does this reference frame depend on the structure of the visual input, rather than just on retinal landmarks? This question is particularly relevant ...

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 ...

When walking through an unfamiliar city, we might rely on different types of directions. Head east out of the train station, take a left at the stoplight, turn at the building with the mural. To move ...