Radio telescopes, which you may remember Jodie Foster intently listening to for signs of alien life in Contact, pluck out radio waves from far away space. Ordinary communications satellite dishes also pick up radio waves, but of manmade origin. So hmm, how easily can you convert one into another? It's totally possible, according to New Zealand astronomers who detail how they turned an obsolete satellite dish into a radio telescope for astronomy.
from Gizmodo http://ift.tt/1pc4ZqO
via Gizmodo
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