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quantum science

Physics

How a century-long argument over light’s true nature came to an end

Two of the forefathers of quantum theory, Albert Einstein and Niels Bohr, had a famous argument over whether light is a wave or a particle. Columnist Karmela Padavic-Callaghan finds that the matter has been settled once and for all

Comment

Cracked blue bowl with equations, stars, planets and galaxies decorating its exterior. It is cracked but golden glue sticks it back together.

Physics

We're solving the fundamental mystery of how reality is glued together

Features

Technology

The first quantum computer to break encryption is now shockingly close

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The best new science-fiction books of April 2026

Comment

The best new science-fiction books of April 2026

Culture

Physics

How Anthony Leggett pushed the boundaries of quantum physics

Comment

Author of Red Mars calls 'bullshit' on emigrating to the planet

Comment

Author of Red Mars calls 'bullshit' on emigrating to the planet

Culture

Why Kim Stanley Robinson's Red Mars is still a classic, 34 years on

Space

Why Kim Stanley Robinson's Red Mars is still a classic, 34 years on

Culture

Read an extract from Kim Stanley Robinson's sci-fi classic Red Mars

Space

Read an extract from Kim Stanley Robinson's sci-fi classic Red Mars

Culture

Physics

Temperature gets a new definition using a quantum device

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Adrian Tchaikovsky: 'I try and do interesting aliens'

Life

Adrian Tchaikovsky: 'I try and do interesting aliens'

As the science fiction author publishes the latest novel in his Children of Time series, Children of Strife, he talks to Alison Flood about mantis shrimp, the pleasures of sci-fi and why empathy is so important in his writing

Culture

Technology

You can now buy a DIY quantum computer

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Physics

Forget the multiverse. In the pluriverse, we create reality together

Features

Technology

The race to solve the biggest problem in quantum computing

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Technology

Chemistry may not be the 'killer app' for quantum computers after all

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