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Earth - The Whale


Gavin Hannah

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Posted
  • Location: High Wycombe
  • Weather Preferences: Snow and Cold.
  • Location: High Wycombe

EARTHSONG: A NASA spacecraft has recorded audio-frequency radio emissions coming from Earth. Some say the signals sound like whales; others liken them to the chirping of prairie dogs. What do you think? [audio] [

] [full story

Please give the audio a listen, it's awesome.

http://www.spaceweather.com

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Posted
  • Location: Croydon. South London. 161 ft asl
  • Weather Preferences: Thunderstorms, snow, warm sunny days.
  • Location: Croydon. South London. 161 ft asl

Fascinating stuf... Maybe that's how planets communicate with each other? laugh.png

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Posted
  • Location: Beccles, Suffolk.
  • Weather Preferences: Thunder, snow, heat, sunshine...
  • Location: Beccles, Suffolk.

EARTHSONG: A NASA spacecraft has recorded audio-frequency radio emissions coming from Earth. Some say the signals sound like whales; others liken them to the chirping of prairie dogs. What do you think? [audio] [

] [full story

Please give the audio a listen, it's awesome.

http://www.spaceweather.com

How can 'audio-frequency' signals travel through a vacuum? That said, there are myriad sources of electromagnetic 'noise' one could think of...

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Posted
  • Location: Kingdom of Fife: 56.2º N, 3.2º W
  • Location: Kingdom of Fife: 56.2º N, 3.2º W

Article makes it clear this is electro-magnetic radiation between 0 and 10kHz that has been digitally sampled and converted to an audio signal.

Sounds like every radio I ever tuned into Radio Luxembourg - not sure if that was just the early pop music or meandering signals from near space!

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Posted
  • Location: High Wycombe
  • Weather Preferences: Snow and Cold.
  • Location: High Wycombe

You could almost picture Captain James T Kirk squinting in confusement as this is played on the Bridge of the USS Enterprise. Turning to Spock for answers, all he gets is.."Fascinating.!"

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