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The international space station

Physics

Ultracold atoms in space will let us stress test Einstein's relativity

Potassium and rubidium atoms aboard the International Space Station have been cooled almost to absolute zero to put a fundamental principle of Einstein’s general theory of relativity to the ultimate test

News

An artist's impression of three merging black holes

Physics

Why the quantum universe is weirder than you think

News

Physics

Quantum batteries could charge better by breaking rules of causality

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Six laser beams cool and trap atoms before sending them into the interferometer

Physics

World's most sensitive force sensor measures in ‘quectonewtons’

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Car mechanic fixing flywheel

Physics

Quantum flywheel could be fashioned from super-sized charged atoms

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Monika Schleier-Smith

Physics

The physicist trying to create space-time from scratch

Features

The Santis Peak

Physics

Strange upward lightning shoots out X-rays as it rises to the clouds

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2G6HE5R ANNIE JUMP CANNON (1863-1941) American astronomer and suffragist. about 1920

Comment

Her Space, Her Time review: Trailblazing women astronomers

Culture

Physics

Large Hadron Collider turned into world's biggest quantum experiment

News

Physics

Force that holds atoms together measured more precisely than ever

We know less about the strength of the strong force than of any of the other fundamental forces of nature, but researchers at CERN have now made the most precise measurement of it ever

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Technology

Adding nanofridges to quantum computers could make them run faster

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Physics

Quantum engine could power devices with an ultracold atom cloud

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Mind

Free will: Can neuroscience reveal if your choices are yours to make?

Features

Comment

The 10 best time travel movies ever made, according to a metaphysicist

Culture