Does light behave more like a particle, or like a wave? Today we know the surprising answer. Here's why it took so long to ...

A research team led by Dominik Schneble, Ph.D., Professor in the Department of Physics and Astronomy, has uncovered a novel ...

Four-wave mixing A weak optical signal (red) from a spacecraft transmitter can be amplified noise-free when it encounters two pump waves (blue and green) in a receiver on Earth. (Courtesy: Chalmers ...

The questions in this quiz are suitable for GCSE physics students studying types of waves, wave period and wave speed, measuring the speed of sound in air, measuring waves in a ripple tank and ...