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A Moment of Science

Posts tagged whistles

March 16, 2009


Dolphin Whistles

Dolphins have evolved to live in an aquatic environment, and like bats, they can use sonar to locate prey by emitting different frequencies of sounds.

December 16, 2004


Nice Set of Pipes

Whether heard in a church or concert hall, the tones of a pipe organ are unmistakable. These massive instruments can weigh many tons, but how do they work?

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