Tech | October 25, 2009 | 0 comments

70 Years of Telescopes Tuned to Cosmic Radio

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neham
Radio astronomy began with static. Bell Laboratories wanted to get rid of it and went looking for its causes. With a hand-built radio telescope, Karl Jansky discovered a clear signal of something else amidst the noise from thunderstorms near and far: a steady static that appeared to emanate from the center of the Milky Way.
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