Stealthy wind turbines aim to disappear from radar screens
An innovative redesign of wind turbine blades could render them invisible to radar – making...
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Tag: radar
Radar helmet could steer rescuers through smoke
Rescue workers must sometimes navigate smoke-filled buildings. Helmets packed with sensors...
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First space ad targets hungry aliens
Over a six-hour period, high-powered radars in the Arctic Circle broadcast an advertisement into...
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