Tag Archives: noise pollution

Noise Pollution

We’re so use to it that a lot of us hardly notice the noise that surrounds us everyday, but our hearts may be picking up the buzz. Researchers in Germany had more than 100 people record their heart activity over several 6-hour spans. They also recorded surrounding noise levels. The sounds were classified as either […]

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Grasshoppers Pump-up the Volume for Sex

What do grasshoppers do to deal with human’s noise pollution?   PARIS – For city grasshoppers, noise just isn’t cricket.  Loud traffic drowns out the song the male grasshopper makes, rubbing a toothed file on his hind legs against a protruding vein on his front wings, to lure a mate. But, German biologists have discovered, […]

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