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New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Physics

See the latest physics news and expert analysis on dark matter, the multiverse, theoretical and particle physics, quantum theory, and more from the world of physics.
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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

An asteroid hitting Earth

Space

If an asteroid hit London only 3% of deaths would be from impact

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The Milky Way

Space

Family tree of stars helps reconstruct Milky Way's formation

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Boltzmann brains

Physics

Universes that spawn 'cosmic brains' should go on the scrapheap

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Crumpled paper and broken pencils on a table

Physics

The maths problems that could win you a million dollars

Features

symmetry artwork

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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The LIGO detector site in Livingston, Louisiana

Space

Gravitational wave detector prepares to peer into bizarre stars

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A proton-proton collision inside the LHCb detector at CERN

Physics

LHC sees matter and antimatter misbehaving in alternate particle

The big bang should have created equal amounts of matter and antimatter – but where did all the antimatter go? A new measurement could help us find out

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Space

Mystery radiation 'clouds' may pose risk to air travellers

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Space

Sun's rotation is slowed down by its own photons

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Space

Have we found evidence that we live in a holographic universe?

Comment

Physics

The pioneering snowflake photographs of a young obsessive

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