Electromagnetic waves are members of a family of waves with ... Analogue data must be converted to digital before a computer can use it. Sound can be transmitted as an analogue signal when you ...

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.

Picture yourself standing in front of a mirror, but instead of seeing your face, you see your back. As odd as this may sound, it serves ... Continue Reading → ...

Scientists have been unable to confirm the existence of time reflection due to the amount of energy required to create a temporal interface. Using an engineered metamaterial scientists in New York ...