Can you imagine sound travels in the same way as light does? A research team at City University of Hong Kong (CityU) discovered a new type of sound wave: the airborne sound wave vibrates transversely ...

Leo loves to go with us when we are in the car. But in the summer we can’t always take him places because the car gets too hot sitting out in the sun. Why does the car get so hot sitting in the sun?

A research team has discovered a new type of sound wave: the airborne sound wave vibrates transversely and carries both spin and orbital angular momentum like light does. The findings shattered ...