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Mathematics

Why science relies too much on mathematics

Mathematics is at the heart of modern science but we shouldn’t forget other ways to reason, says author and researcher Roland Ennos

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Person writing math equations on glass

Physics

Why physicists are rethinking the route to a theory of everything

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Theory of everything and geometry

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See antique clockwork marvels from China's Forbidden City

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Gilt-metal zimingzhong
18_????????? European-style zimingzhong ? The Palace Museum

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Antique clocks give a window into scientific innovation of times past

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Martin Rees - Astronomer Royal

Space

'This century is special': Martin Rees on the vast span of time

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A still from the movie Interstellar, which explores themes of time travel.

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5 must-see time travel movies reviewed by a metaphysicist

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High resolution images presents creating planets of the solar system. This image elements furnished by NASA.

Space

This mathematical trick can help you imagine space-time

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TBTFJA star trail circle-space-night-sunset-blue

Physics

Why I've been somewhat obsessed with space-time this year

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Physics

Physicists find ultimate limit for how accurate clocks can be

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Artists representation of cannabis and time

Mind

Time seems to slow down when you're high – why does that happen?

Cannabis does strange things to our sense of time passing, possibly by over-exciting neurons in a brain region that helps regulate our body clock

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An artist's impression of three merging black holes

Physics

Why the quantum universe is weirder than you think

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Monika Schleier-Smith

Physics

The physicist trying to create space-time from scratch

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Is space-time quantum? Six ways to unpick the fabric of the universe

Physics

Is space-time quantum? Six ways to unpick the fabric of the universe

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S3F98G Colorful balloons against the light

Space

How the balloon analogy for an expanding universe is almost perfect

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