It’s a question I’m sure was keeping you up at night: can you make an object spin with a sound wave? The answer, generally speaking, used to be no. Now, though, mechanical engineers have taken a look ...

An array of miniature turntables could offer a powerful new way to control the flow of sound. The proposed device, reported in the March 20 Physical Review Letters, would channel sound waves in a ...

Microwave spectroscopy of magnons, phonons and magnon-polarons as a function of magnetic field (x-axis) and frequency (y-axis). Data has been recorded with a vector network analyser. The horizontal ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Levitation might seem like a superpower out of science fiction ...

Acoustic frequency filters help smartphones separate signals for mobile networks, Wi-Fi, and GPS. Researchers at RPTU Kaiserslautern-Landau now say they have demonstrated a new physical effect that ...