Super Pressure Balloon Flight Enables Pioneering Infrasound Study

It’s all about that bass and lots of it. Deep, deep base—sound at frequencies too low for the human ear to pick-up. It’s called infrasound, low-frequency soundwaves formed by events as diverse as ocean waves crashing together, volcanic eruptions and earthquakes to rocket launches. These soundwaves, capable of traveling around the world multiple times, have
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