Separate subspecies of the fork-tailed flycatcher make different trill sounds with their wing feathers.
Findings suggest sound was not the primary focus of the Stonehenge architects.
Insect hearing systems are inspiring new microphone designs that can better identify the direction a sound comes from.
New findings suggest that ordinary sound has negative gravitational mass.
A better understanding of how humans detect different voices may help design better voice recognition software.
A new way to measure vibrations may eventually help detect gravitational waves and store quantum memory.
Algorithms for mixing and mastering audio are having a growing impact on what we hear.