News tagged with noise

Captive rhinos exposed to urban rumbles

The soundtrack to a wild rhinoceros's life is wind passing through the savannah grass, birds chirping, and distant animals moving across the plains. But a rhinoceros in a zoo listens to children screaming, cars passing, and ...

Oct 31, 2014
5 / 5 (2) 0

Urban seismic network detects human sounds

When listening to the Earth, what clues can seismic data reveal about the impact of urban life? Although naturally occurring vibrations have proven extremely useful to seismologists, until now the vibrations ...

Oct 29, 2014
5 / 5 (2) 0

Nestling birds struggle in noisy environments

Unable to fly, nestling birds depend on their parents for both food and protection: vocal communication between parents and offspring helps young birds to determine when they should beg for food and when they should crouch ...

Oct 29, 2014
4 / 5 (1) 0

New frontier in error-correcting codes

Error-correcting codes are one of the glories of the information age: They're what guarantee the flawless transmission of digital information over the airwaves or through copper wire, even in the presence ...

Oct 01, 2014
4.8 / 5 (20) 6

Loudspeakers in jet engines

Unless one is attending an aeronautics convention or going on a trip, noise associated with aircraft engines is rarely tolerable. Different means of significantly reducing that noise are being tested by EPFL's Electromagnetics ...

Sep 05, 2014
3.6 / 5 (8) 1