By combining ultrasound with a concept called nonlinear acoustics, you can create sound that stays silent until it reaches a ...

Discover Amanda Riley's shocking Scamanda hoax, Craig Conover and Austen Kroll's podcast feud, and Scheana Shay's upcoming ...

What if you could listen to music or a podcast without headphones or earbuds and without disturbing anyone around you? Or have a private conversation in public without other people hearing you? Newly ...