Filter Have You Heard?
It’s a Noisy Planet, but It’s Also a Noisy Sun
Scientists are using sound waves to study the interior of the sun. Frequencies coming from the sun’s interior are almost too low for humans to hear by the time they reach the surface.
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Tarsiers Have Mad Ultrasonic Skills
Tarsiers—a five-inch long creature—are the only primates to communicate solely in ultrasound.
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Noisy Planet Featured On Jeopardy!
During a Kids Week episode of the TV show Jeopardy, viewers learned about the Noisy Planet campaign and the importance of protecting their hearing.
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A Rock Hyrax Can Wail, Squeak, and Tweet
The hyrax, a rodent found in Africa and the Middle East, sings in orderly and arranged sounds called syntax.
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Safe Listening at Outdoor Sporting Events
Outdoor sporting events in stadiums and at race tracks can be very loud—with levels in the stands reaching 96 decibels in the stands. Pack hearing protection for your family.
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Noisy Cities May Lead to Hearing Loss
City noise is a contributing factor to hearing loss, according to a 2012 study. The research found that 80 percent of New Yorkers are exposed to enough noise to damage their hearing.
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