Modern Marvels

Season 10 Episode 58

ET Tech

0
Aired Wednesday 10:00 PM Nov 25, 2003 on The History Channel

Trivia

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  • Trivia

    • The world's first radio telescope was built by amateur astronomer Grote Reber in 1937, in his backyard in Wheaton, Illinois. He used it to make the first radio maps of the sky.

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