Quantum teleportation used to send 3D information for the first time
21 August 2019
Quantum teleportation has only ever been performed with qubits, which have two dimensions. Now it’s been done with a 3D qutrit for the first time
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Found 61 results for alice bob
A classic quantum theorem may prove there are many parallel universes
19 August 2019
If we accept that information can’t travel faster than the speed of light, a quantum theorem seems to require many worlds that split when you make a measurement
Quantum experiment suggests there really are ‘alternative facts’
22 February 2019
A complex probe of the foundations of quantum mechanics suggests that the nature of reality depends on who is looking – there are no objective facts we can agree on
Quantum network joins four people together for encrypted messaging
12 December 2018
A multi-user quantum network shows that secure quantum links between several people at once could be possible using standard telecommunications equipment
Quantum internet is one step closer thanks to new theory
2 May 2018
Encrypted quantum messages are limited by how far photons can stably pass through optical fibres, but they can now travel the distance between London and Paris
Quantum trick lets one particle send messages two ways at once
26 February 2018
For two people to send each other a message, it usually takes a minimum of two particles. But quantum superposition makes it possible with just one
Arsonist falcons suggest birds discovered fire before humans did
5 January 2018
Multiple eyewitness accounts describe Australian birds of prey deliberately setting wildfires by carrying burning sticks, in order to flush out prey
Quantum cheques could be a forgery-free way to move money
10 July 2017
Using IBM’s cloud-based quantum computer, researchers have shown that it’s possible to create ultra-secure cheques with quantum technology
Chinese satellite beats distance record for quantum entanglement
15 June 2017
Entangled photons survived transmission to locations 1200 kilometres apart on Earth, a feat that could kick off the use of quantum satellites for secure communications
Google's neural networks invent their own encryption
26 October 2016
Using machine learning, computers have come up with codes that let them send secret messages to each other – but they’re still a long way off humans
