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Physics

Ultra-secure quantum data sent over existing internet cables

Two commercial telecommunications facilities have been connected by a secure quantum network that used existing fibre optic cables at room temperature – a key step towards a feasible quantum internet

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Abstract prism of light references quantum properties

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Five physicists discuss the achievements and future of quantum theory

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Where exactly does the quantum world end and concrete reality begin?

Physics

Where exactly does the quantum world end and concrete reality begin?

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Could the ancient Greeks have invented quantum theory?

Physics

Could the ancient Greeks have invented quantum theory?

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Carlo Rovelli on what we get wrong about the origins of quantum theory

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Carlo Rovelli on what we get wrong about the origins of quantum theory

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A timeline of the most important events in quantum mechanics

Physics

A timeline of the most important events in quantum mechanics

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Physics

Where Schrödinger’s cat came from – and why it’s getting fatter

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Qubit, abstract illustration.

Physics

Space could emerge from time

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Physics

'Quantum Darwinism' may explain why we live in a shared reality

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Space

Quantum eavesdropping could work even from inside a black hole

An eavesdropper hiding inside a black hole could still obtain information about quantum objects on its outside, a finding that reveals how effectively black holes destroy the quantum states near their event horizons

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Physics

We may have found the edge of quantum theory – what’s beyond it?

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Technology

Quantum satellite sets globe-spanning distance record

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Physics

Gravity may arise from quantumness of space

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Physics

Quantum disorder is dependent on who is looking for it

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