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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.

Image of cat with a shadow of a cat's skeleton

Physics

Cosmic uncertainty: Your skull is an amazing physics lab

Some of the greatest breakthroughs have happened in thought experiments 鈥� and they're still the only way to play with black holes, says physicist Sean Carroll

Features
telescope 1

Physics

How to dust a telescope鈥檚 78-square-metre mirror with CO2

Regulars
brain artwork

Health

To advance science we need to think about the impossible

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light

Physics

Cosmic uncertainty: Is the speed of light really constant?

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quantum weirdness

Physics

Cosmic uncertainty: Could quantum weirdness be even weirder?

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clock

Physics

Cosmic uncertainty: Does time go both ways?

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Physics

Cosmic uncertainty: Are there really just three dimensions?

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antimatter

Physics

Cosmic uncertainty: Are there antimatter worlds out there?

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An asteroid hitting Earth

Physics

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

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The Milky Way

Physics

Family tree of stars helps reconstruct Milky Way’s formation

Using an array of chemical elements detected in stars as proxies for their 鈥淒NA鈥�, stellar histories can be tracked around the galaxy, mapping a family tree

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Physics

Universes that spawn ‘cosmic brains’ should go on the scrapheap

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Physics

The maths problems that could win you a million dollars

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Physics

Magnets, boiling kettles and the secret code underlying reality

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Physics

AI learns to solve quantum state of many particles at once

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