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  2. NASA offers explanation for bizarre 'trumpet noise' phenomena

    www.aol.com/news/2015-05-22-nasa-attempts-to...

    NASA scientists believe the ominous noises could potentially be the "background noise" of the Earth otherwise known as "Ambient Earth Noise." Since this still lacks scientific confirmation ...

  3. Cosmic noise - Wikipedia

    en.wikipedia.org/wiki/Cosmic_noise

    Cosmic noise, also known as galactic radio noise, is a physical phenomenon derived from outside of the Earth's atmosphere. It is not actually sound, and it can be detected through a radio receiver , which is an electronic device that receives radio waves and converts the information given by them to an audible form.

  4. NASA explains the mysterious pulsing noise in space coming ...

    www.aol.com/news/nasa-explains-mysterious...

    NASA said the mysterious pulsing sound was a feedback issue. The Boeing Starliner is scheduled to return to Earth uncrewed on Saturday. NASA explains the mysterious pulsing noise in space coming ...

  5. Seismic noise - Wikipedia

    en.wikipedia.org/wiki/Seismic_noise

    Research on the origin of seismic noise [1] indicates that the low frequency part of the spectrum (below 1 Hz) is principally due to natural causes, chiefly ocean waves.In particular the globally observed peak between 0.1 and 0.3 Hz is clearly associated with the interaction of water waves of nearly equal frequencies but probating in opposing directions.

  6. Scientists used Mars' ambient noise to map the planet's ... - AOL

    www.aol.com/news/nasa-mars-insight-ambient-noise...

    Ambient noise data collected by the InSight lander's seismometer gives us a detailed look at what lies right underneath its surface. Scientists used Mars' ambient noise to map the planet's ...

  7. Atmospheric noise - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_noise

    From 1960s to 1980s, a worldwide effort was made to measure the atmospheric noise and variations. Results have been documented in CCIR Report 322. [1] [7] CCIR 322 provided seasonal world maps showing the expected values of the atmospheric noise figure F a at 1 MHz during four hour blocks of the day.

  8. Cosmic microwave background - Wikipedia

    en.wikipedia.org/wiki/Cosmic_microwave_background

    The Atacama Cosmology Telescope (ACT) was a cosmological millimeter-wave telescope located on Cerro Toco in the Atacama Desert in the north of Chile. [44] ACT made high-sensitivity, arcminute resolution, microwave - wavelength surveys of the sky in order to study the cosmic microwave background radiation (CMB), the relic radiation left by the ...

  9. There is something unexpected happening in the universe, Nasa ...

    www.aol.com/news/something-unexpected-happening...

    There is something unexpected happening in the universe, Nasa’s most powerful ever telescope shows. Andrew Griffin. Updated December 10, 2024 at 2:14 AM.