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Record-breaking number of qubits entangled in a quantum computer

A group of 51 superconducting qubits have been entangled inside a quantum computer, not just in pairs but in a complex system that entangles each qubit to every other one

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Quantum twist on common computer algorithm promises useful speed boost

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Which quantum computer is the most powerful ever? It's complicated

Analysis

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Microsoft says its weird new particle could improve quantum computers

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An employee among mining rigs at the Evobits crypto farm in Cluj-Napoca, Romania

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Quantum computers could slash the energy use of cryptocurrencies

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IBM quantum computer beat a supercomputer in a head-to-head test

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Quantum computers could be built that are based on sound

Physics

Sound-based quantum computers could be built using chip-sized device

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'Fluxonium’ is the longest lasting superconducting qubit ever

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Sound vibrations can encode and process data like quantum computers do

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Physics

AI can work out how quantum computers stack up to one another

Comparing the properties of qubits in different quantum computers is challenging, but AI can tell them apart even when the state of the qubits is 98 per cent similar

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Physics

Superconducting qubits have passed a key quantum test

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Weird particle that remembers its past discovered by quantum computer

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Cryptographers bet cash on when quantum computers will beat encryption

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Physics

Quantum computers could simulate a black hole in the next decade

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