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https://www.sciencenews.org/article/quantum-weirdness-survives-space-travel
They used the observatory's green laser to track the relay satellite. Transmitted some qbits on a 5,000 km ride and they returned with no change in quantum state.
-G
They used the observatory's green laser to track the relay satellite. Transmitted some qbits on a 5,000 km ride and they returned with no change in quantum state.
-G