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food science

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Physics

Cosmic uncertainty: Your skull is an amazing physics lab

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

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Austin cartoon

Humans

Old 51¶¯Âþ: Our best jokes ever (laughter not guaranteed)

Regulars

clock

Physics

Cosmic uncertainty: Does time go both ways?

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

Spraying fertiliser on wheat

Earth

A loaf of bread emits half a kilo of CO2, mainly from fertiliser

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Bowls of fruit and vegetables

Health

You should be eating 10 pieces of fruit or veg every day, not 5

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Physics

Magnets, boiling kettles and the secret code underlying reality

Features

Supermarket's fruit section

Health

Junk food tax and veg subsidies could add 500,000 years of life

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Computer image of a cat

Technology

AI learns to solve quantum state of many particles at once

The same kind of artificial intelligence that beat a top human player at Go could help grapple with the astonishing complexity of large quantum systems

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Earth

Great lettuce crisis is a taste of climate crop chaos to come

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Life

Robotic bee could help pollinate crops as real bees decline

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Life

Why grey wolves kill less prey when brown bears are around

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Physics

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

Features

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