(PhysOrg.com) -- Hackers at the Chaos Communication Congress in Berlin, which wrapped up over the weekend, are toasting the New Year with a newly announced plan for a hacker-owned satellite communications network. The anti-censorship ...
Chinese scientists have established the world's first integrated quantum communication network, combining over 700 optical fibers on the ground with two ground-to-satellite links to achieve quantum key distribution over a ...
Quantum Physics
Jan 6, 2021
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A joint China-Austria team has performed quantum key distribution between the quantum-science satellite Micius and multiple ground stations located in Xinglong (near Beijing), Nanshan (near Urumqi), and Graz (near Vienna). ...
Quantum Physics
Jan 19, 2018
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Researchers at Delft University of Technology have found a new way to cool radio waves all the way down to their quantum ground state. To do so, they used circuits that employ an analog of the so-called laser cooling technique ...
Quantum Physics
Oct 15, 2021
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3158
It currently takes 90 minutes to transmit high-resolution images from Mars, but NASA would like to dramatically reduce that time to just minutes. A new optical communications system that NASA plans to demonstrate in 2016 ...
Space Exploration
Sep 23, 2011
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Transparent aluminum, a technology first suggested in the science fiction film Star Trek IV: The Voyage Home, is now a reality.
Materials Science
Jun 18, 2019
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SpaceX said Friday that the first 60 satellites in its "Starlink" constellation, which is intended to provide internet from space, will be less and less visible from Earth as they reach their final orbit.
Space Exploration
May 31, 2019
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Researchers in Italy have demonstrated the feasibility of quantum communications between high-orbiting global navigation satellites and a ground station, with an exchange at the single photon level over a distance of 20,000km.
Quantum Physics
Dec 19, 2018
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SpaceX's Starlink satellite cluster has been receiving much headline space recently as it continues adding satellites at a breathtaking pace. Much of this news coverage has focused on how it's impacting amateur skygazers ...
Space Exploration
Nov 4, 2020
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37
(Phys.org)—Two Chinese teams working with quantum encryption and entanglement have achieved two more goals toward building a quantum space-based communication network. In the first experiment, one team succeeded in sending ...
