Physicists are teasing a potential leap in nuclear fusion that sounds almost absurd on its face: a path to reactions that are “billion times” more efficient by swapping today’s ultra-short, ...

Researchers propose a method to detect and map low-frequency excitations in nonlinear materials at nanometer resolution, ...

Earth constantly vibrates with a low-frequency "hum," imperceptible to humans, generated primarily by ocean waves interacting ...

Sounds that are lower pitched are less studied than other types. Some say it’s a health hazard. Others have doubts. By Lourdes Medrano/Undark Published Apr 17, 2024 8:00 AM EDT This article was ...