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quantum

floating man

Physics

Antigravity: Discovering if antimatter falls upwards

If anything fell upwards, it would rewrite physics textbooks. Amazingly fiddly experiments to test whether antimatter can do just this are kicking off

Features

Quantum computers ditch all the lasers for easier engineering

Technology

Quantum computers ditch all the lasers for easier engineering

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Quantum photocells, which look like an arrangement of grey squares on a darker background

Life

Quantum solar cells could explain why plants are green

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Starfield where the neutron stars observed are located

Space

Quantum particles seen distorting light from a neutron star

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figure in road

Physics

Physics may be a small but crucial fraction of our reality

Culture

Colourful lines of light against a black background skirt around a marble

Space

Gravity may have chased light in the early universe

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universe

Physics

The world in 2076: The theory of everything is here – we think

Features

Pink diamond

Technology

Quantum computers can talk to each other via a photon translator

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Visualisation of electron leaving atom

Physics

Smallest sliver of time yet measured sees electrons fleeing atom

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double-slit experiment

Physics

Classic quantum experiment could conceal theory of everything

A tweak to the iconic double-slit experiment could reveal if quantum mechanics is incomplete, and maybe lead to a theory of quantum gravity

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Space

Reality guide: Six problems physics can't explain

Features

Space

Reality guide: The essential laws of quantum physics

Features

Space

Reality guide: Six radical ideas to change physics

Features

Physics

Quantum teleportation over 7 kilometres of cables smashes record

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