What makes it particularly strange is that only certain people can hear it, while others remain blissfully unaware. It’s ...

An acoustics professor, a food critic and an audio producer are staring at their devices in a Peruvian restaurant in downtown Washington. “What are you getting?” “Let’s see … it’s fluctuating.” “I ...

If you’re easily disturbed by a noisy partner, a restless pet, or outside sounds, adding more noise to drown out what’s bothering you might be the answer. In a setting that is too quiet, those ...