Showing posts with label sounds. Show all posts
Showing posts with label sounds. Show all posts

Tuesday, July 30, 2013

ScienceCasts: The Sound of Earthsong



A NASA spacecraft has recorded eerie-sounding radio emissions coming from our own planet. These beautiful "songs of Earth" could, ironically, be responsible for the proliferation of deadly electrons in the Van Allen Belts.

 
EARTH: If you're squeamish, you may not want to listen to the strange whistle of ultra-cold liquid helium-3 that changes volume relative to the North Pole and Earth's rotation. 





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