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Quantum mechanics - news, articles and features

Technology

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

Researchers at IBM pitted their 127-qubit Eagle quantum computer against a conventional supercomputer in a challenge to perform a complex calculation – and the quantum computer won

News

Extremely cold drop of helium can be levitated forever

Physics

Extremely cold drop of helium can be levitated forever

News

Quantum computers could be built that are based on sound

Physics

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

News

The are thosands of small pieces of junk orbiting Earth (as well as thousands of satellites)

Physics

Quantum sensors could detect space debris from its gravitational pull

News

Sunlight coming out of the optical fibre

Physics

Sunlight could cool an atom to its coldest possible temperature

News

Technology

'Fluxonium’ is the longest lasting superconducting qubit ever

News

Illustration of particles and their wave functions

Physics

Fundamental law of physics demonstrated using quantum objects

News

Technology

Sound vibrations can encode and process data like quantum computers do

News

Physics

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

News

Physics

Superconducting qubits have passed a key quantum test

A Bell test can confirm whether two systems are truly entangled – it has now been used to confirm entanglement between qubits in a superconducting circuits

News

Physics

How we could discover quantum gravity without rebuilding space-time

Features

Physics

Why virtual particles don’t exist but do explain reality – for now

Features

Physics

To create a wormhole that doesn't collapse, you need exotic matter

Features

Physics

Weird particle that remembers its past discovered by quantum computer

News