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DIY RADIO TELESCOPE
Why a radio telescope can be built from cardboard and aluminum foil: the metal-lined horn reflects radio waves toward a receiverDedicated hobbyists and curious students are assembling radio telescopes from common household objects. These innovative instruments catch ...- Meet the citizen astronomers who chase starsDespite many hurdles, India has a thriving citizen astronomy community — extremely tech savvy and motivated, says Vishal Upendran, a PhD sc...
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