Volcano's Infrasound Sped Up For Human Ears

4,590 views · Published 18 April 2013 · 0:30 · Indexed 21 September 2026

Channel: Live Science · 2013 · Science & Technology

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Chile's Villarrica volcano emits what is called infrasound in a continuous, monotonic tone at about .65 Hertz. Here, researcher Jeff Johnson of Boise State University sped up the tone 240 times to human hearing range. Learn more: https://www.livescience.com/28837-volcano-infrasound-tracks-wind-speed.html


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