itwbennett writes "Using technology developed by French space agency CNES (Centre Nationale d'Etudes Spatiales) to explore the planet Venus, drivers in the city of Toulouse are discovering something much more down-to-earth: vacant parking spots. The system is based on 3,000 sensors buried just under the pavement that detect changes in the electromagnetic environment around them and communicate the results via coaxial cable to a server, which makes the information available in real time to drivers' smartphones."
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