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NASA eClips™: Arecibo - The Largest Radio Telescope on Earth
February 22, 2012
Target: Grades K-5

Length: 7 minutes 42 seconds

NASA eClips™: Our World
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Learn about radio waves, a special type of light that has a longer wavelength and less energy than the light we see. Find out how NASA uses radio waves to learn more about the universe and our own atmosphere with a giant telescope in Puerto Rico.

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Page Last Updated: July 28th, 2013
Page Editor: NASA Administrator