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quantum

clock

Physics

Cosmic uncertainty: Does time go both ways?

Might the dead return to life and live backwards to birth, Benjamin Button style? A closer look at quantum theory reveals a surprising answer

Features

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Physics

Cosmic uncertainty: Are there really just three dimensions?

Features

quantum weirdness

Physics

Cosmic uncertainty: Could quantum weirdness be even weirder?

Features

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Physics

Magnets, boiling kettles and the secret code underlying reality

Features

Computer image of a cat

Technology

AI learns to solve quantum state of many particles at once

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Plain full of city lights with Milky Way above

Space

Starlight test shows quantum world has been weird for 600 years

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Physics

Essence of reality: Hunting the universe's most basic ingredient

Features

Analogue alarm clock

Physics

One time or another: Our best 5 theories of the fourth dimension

Features

Diamond anvils being used to put pressure on hydrogen sample

Physics

Metallic hydrogen finally made in lab at mind-boggling pressure

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Avogadro project experiment, involving counting atoms in a silicon sphere

Physics

Vacuum transfer advance will help redefine kilogram next year

Abandoning the old prototype kilogram stored in Paris will require accurate mass measurements in a vacuum, something new techniques will make easier

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Space

Plasma tidal wave may tell us if black holes destroy information

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Physics

Mapping the multiverse: How far away is your parallel self?

Features

Technology

Squeezed light cools tiny drum to coldest temperature ever

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Physics

Physicists can't agree on what the quantum world looks like

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