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The wonder particle: How axions could solve more than just dark matter

Physics

The wonder particle: How axions could solve more than just dark matter

Physicists are coming to realise that hypothetical particles called axions could explain not only dark matter, but dark energy too, and more besides. Now there is fresh impetus to detect them

Features

Illustration of an ultra-high-energy cosmic ray hitting Earth

Physics

A mysterious, incredibly energetic cosmic ray has smashed into Earth

News

$Abstract fractal illustration$

Physics

Lasers fired at crystals could uncover quantum nature of the vacuum

News

Chinese President Xi Jinping and U.S. President Joe Biden

Technology

How the US and China talking AI safety could reduce nuclear war risk

News

The international space station

Physics

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

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

News

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

Physics

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

News

Car mechanic fixing flywheel

Physics

Quantum flywheel could be fashioned from super-sized charged atoms

News

Monika Schleier-Smith

Physics

The physicist trying to create space-time from scratch

Monika Schleier-Smith is testing the idea that space-time emerges, like a hologram, from quantum interactions by attempting to make it in the lab

Features

Physics

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

News

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

News