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quantum physics

Technology

‘Nightmare’ calculation may be too tricky for even quantum computers

Quantum computers hold great potential for solving many problems more quickly or efficiently than conventional computers, but researchers are starting to identify where they could falter

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Mathematics

Mathematicians have found a hidden 'reset button' for undoing rotation

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The 30-year fight over how many numbers we need to describe reality

Physics

The 30-year fight over how many numbers we need to describe reality

Features

Technology

What makes a quantum computer good?

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Physics

Physicists are uncovering when nature’s strongest force falters

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Physics

Swirly lasers can control an ungovernable cousin of magnetism

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Physics

Nobel prize for physics goes to trio behind quantum computing chips

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Physics

We may finally know what causes will-o’-the-wisps

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Physics

Ultracold clocks could reveal how quantum physics alters time

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Technology

Device with 6100 qubits is a step towards largest quantum computer yet

An array of 6100 ultracold caesium atoms controlled by lasers is the largest collection of qubits ever assembled, and researchers hope they can soon turn it into the world's most advanced quantum computer

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Space

How faster-than-light explosions could reveal the universe’s secrets

Features

Physics

Hints of exotic dark matter particles could be hiding in LHC data

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Physics

Unforgeable quantum money can be stored in an ultracold ‘debit card’

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Technology

Quantum computers have finally achieved unconditional supremacy

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