Wednesday, 7 March 2018

Untapped gold mine is lost from end-of-life vehicles

Vast quantities of scarce metals are being lost from Europe's urban mine of vehicles, including 20 tonnes of gold each year – and the proportion of critical metals in vehicles is continuing to increase. A database is now being published that charts the metals and facilitates recycling.

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Tiny, wireless antennas use light to monitor cellular communication

Researchers developed a biosensing technique that eliminates the need for wires. Instead, tiny, wireless antennas use light to detect minute...