In the new communication system from researchers at Chalmers University of Technology, in Sweden, a weak optical signal (red) from the spacecraft's transmitter can be amplified noise-free when it ...

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Scientists have revealed a futuristic 'communication with light' system that uses light pulses instead of radio waves to ...

Space communications: an illustration of the new concept for using light to communicate in space. (Courtesy: Yen Strandqvist/Chalmers University of Technology) The most sensitive receiver to date for ...