Scientists from China developed compact satellite system of quantum communication, whose weight makes only 60 kilograms, and successfully checked its work onboard the Tyangun-2 space station. This device will accelerate creation land and space "the quantum Internet", scientists in article published in the Optica magazine write. "Results of our experiences say that we can create a land and space Quantum network which work will be constructed on the basis of the compact systems of the quantum communication which have been built in microsatellites or flotillas of satellites. Already in the near future they will be used for...