Acoustics

Human activity forces dolphins and whales to shout.
Joel Shurkin, Contributor
Hackers could exploit electrical signals from devices, even those not connected to the Internet.
Ker Than, Contributor
A digital model demonstrates the inner ear can dampen background noises.
Sophie Bushwick, Contributor
As hospitals grow louder, new guidelines promise a good night's sleep for some.
Devin Powell, Contributor
How the Nittany Lions are using the science of acoustics to help crank up home field crowd noise.
Devin Powell, Contributor
Portable classrooms may be too noisy and unhealthy.
Inside Science Contributor
Combining sound to make silence solves an age-old pipe organ mystery.
Inside Science Contributor