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quantum gravity

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

Space

Gravity may have chased light in the early universe

A new twist on a controversial idea suggests the speed of light varied just after the big bang - and could overturn our standard cosmological wisdom

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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

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A black hole swallowing a star

Space

Reality guide: Six problems physics can't explain

Features

A stream of information flowing down a screen

Space

Reality guide: Six radical ideas to change physics

Features

Ripples

Space

Reality guide: The essential laws of quantum physics

Features

lights in Calgary

Physics

Quantum teleportation over 7 kilometres of cables smashes record

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particle pic

Physics

Five particles that don't exist – yet could change our world

We’ve found quasiparticles in all sorts of places, and now new materials that host them will revolutionise computing, solar power and more

Features

Physics

Lessons in reality from particles that don't exist

Features

Technology

Revealed: Google's plan for quantum computer supremacy

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Humans

Metaphysics special: Is time an illusion?

Features

Humans

Metaphysics special: What is reality made of?

Features

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