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Mysterious Sounds Recorded During Near Space Balloon Flight

An anonymous reader writes: LiveScience reports on strange sounds recorded by microphones on board a high altitude balloon. The sounds were captured at altitudes of up to 36 kilometers, higher than any such experiment to date. Most of the noises are in Infrasound frequencies — below 20 Hz. Researchers aren't sure what caused the noises, but they have a few theories: "a wind farm under the balloon's flight path, crashing ocean waves, wind turbulence, gravity waves, clear air turbulence, and vibrations caused by the balloon cable."

4 of 61 comments (clear)

  1. The mating calls by Vinegar+Joe · · Score: 3, Funny

    Of a pod of air whales.

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    "The average reporter we talk to is 27 years old......They literally know nothing." - Ben Rhodes
    1. Re:The mating calls by koan · · Score: 1, Funny

      air whales

      That's what we called one of the tubbos in the office as he had a flatulation problem.

      --
      "If any question why we died, Tell them because our fathers lied."
  2. Re:The most plausible theory by ganjadude · · Score: 5, Funny

    its not politically correct. They prefer to be called undocumented martians

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    have you seen my sig? there are many others like it but none that are the same
  3. Re:The most plausible theory by narcc · · Score: 4, Funny

    That's so racist! Not all undocumented extraterrestrial immigrants are Martians, neither are all Martian immigrants undocumented.