A team of researchers at University College London has developed a way to keep objects levitated by sound waves airborne when other objects interfere with the levitation path. In their paper published ...

You turn on the Light Emitting Diode (LED) lighting in your room. Suddenly, you hear a buzzing or static sound from an AM ...

Researchers at ETH Zurich have managed to make sound waves travel only in one direction. In the future, this method could also be used in technical applications with electromagnetic waves. Water, ...

Now that I am a working professional, I am reviewing the acoustic theory I learned in college.Last time, I organized the fact that at the boundary of media with different acoustic impedances, reflecte ...