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. 

See Also:

• Songs of the Stars: the Real Music of the Spheres