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How the kettle got its whistle

(Phys.org) —Researchers have finally worked out where the noise that makes kettles whistle actually comes from – a problem which has puzzled scientists for more than 100 years.

Oct 25, 2013 4.7 / 5 (38) 11 | with audio podcast

Physics at the threshold of hearing

(Phys.org) —The mammalian auditory system is one of the most sensitive detectors found in nature. Two kinds of cells, the inner and outer hair cells, work together to transduce mechanical vibrations into ...

Apr 10, 2013 4.7 / 5 (6) 4 | with audio podcast report