An artist’s rendering of gravitational waves from a pair of close-orbiting black holes. The waves are passing by several pulsars and the Earth. Credit: Keyi “Onyx” Li/U.S. National Science Foundation.

Researchers have created a headphone prototype that allows listeners to hear people speaking within a bubble with a programmable radius of 3 to 6 feet. Voices and sounds outside the bubble are quieted ...

(dynamic music) - Good afternoon, everyone. My name is Sarah Hicks, and welcome to Minnesota Orchestra's Young People's Concert, the Science of Sound. Science is all around us and touches everything ...