Detecting the Earth's Hum for What It Is The earth hums, emitting a tone too low for human ears to detect. Geophysicists have finally located the source of the noise. As they report in this week's issue of the journal Nature, it comes from the globe's largest oceans during winter, apparently the result of powerful winter storms. NPR's David Kestenbaum reports.
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Detecting the Earth's Hum for What It Is

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Detecting the Earth's Hum for What It Is

Detecting the Earth's Hum for What It Is

Detecting the Earth's Hum for What It Is

  • Download
  • <iframe src="https://www.npr.org/player/embed/4053177/4053178" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

The earth hums, emitting a tone too low for human ears to detect. Geophysicists have finally located the source of the noise. As they report in this week's issue of the journal Nature, it comes from the globe's largest oceans during winter, apparently the result of powerful winter storms. NPR's David Kestenbaum reports.

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Eavesdrop on Mother Earth (you'll need to turn up the volume):

Courtesy Terry Averkamp/ Department of Physics and Astronomy/Univ. of Iowa

Detecting the Earth's Hum for What It Is

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