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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

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

News

Plain full of city lights with Milky Way above

Space

Starlight test shows quantum world has been weird for 600 years

News

A proton-proton collision inside the LHCb detector at CERN

Physics

LHC sees matter and antimatter misbehaving in alternate particle

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Physics

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

Features

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Physics

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

Features

Diamond anvils being used to put pressure on hydrogen sample

Physics

Metallic hydrogen finally made in lab at mind-boggling pressure

News

Avogadro project experiment, involving counting atoms in a silicon sphere

Physics

Vacuum transfer advance will help redefine kilogram next year

News

Plasma tidal wave may tell us if black holes destroy information

Space

Plasma tidal wave may tell us if black holes destroy information

Physicists have long puzzled over whether black holes destroy information or conserve it – now a proposed lab experiment could use a plasma wave to find out

News

Physics

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

Features

Physics

No sign of seasonal dark matter after four years of searching

News

Technology

Squeezed light cools tiny drum to coldest temperature ever

News

Physics

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

News