DR SETH SHOSTAK / SCIENCE PHOTO LIBRARY DR SETH SHOSTAK / SCIENCE PHOTO LIBRARY
Rapid Prototype Array (RPA) radio telescopes during testing. The test will allow scientists to check electronic components and develop software. These telescopes will form part of the Allen Telescope Array (formerly One Hectare Telescope or 1hT), which will be run by SETI (Search for Extraterrestrial Intelligence) institute to search for radio signals from other civilisations. Photographed in California, USA.
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