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Artwork showing a cube bearing circuitry and with light beams apparently playing on it

Technology

Error fix for long-lived qubits brings quantum computers nearer

For the first time, researchers are able to extend the lifetime of a quantum bit, or qubit, using error correction – an essential step to useful quantum computers

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quantum artwork 1

Physics

Collapse: Has quantum theory's greatest mystery been solved?

Features

What appears to be the same cat entwined in seven different ways with a box

Physics

Seven ways to skin Schrödinger’s cat

Features

Carlo Rovelli

Physics

You can touch the heart of physics without doing the hard bits

Features

Ions held in place by a laser

Technology

Record number of ions get entangled together in a quantum trap

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Conceptual image of the big bang

Space

Bully particle beats up atoms to fix cosmic accounting glitch

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A tabby cat's face peeking out of a box, green eye

Physics

Schrödinger's cat alive and dead even after you saw it in half

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free will

Physics

Physics killed free will and time's flow. We need them back

Features

Graph showing the gravitational wave signal from LIGO

Space

Gravitational waves: Your cheat sheet on the find of the decade

Features

Layout of 5-cubit device

Technology

Try your hand at programming IBM's online quantum computer

The tech giant is working on large-scale quantum computers, so has put an older, smaller model online for anyone to use

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Physics

Beech marten halts LHC after chewing on a power cable

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Physics

That's odd: Why is gravity so weak?

Features

Space

That's odd: Quantum entanglement mangles space and time

Features

Physics

Hacking the LHC to sift trash could help find a mystery particle

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