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Space

Naked nebula reveals astronomy’s colour tricks

A raw picture of the Helix nebula reveals the processing involved in creating stunning astronomical images

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Space

Invisible hissing doughnut is Earth’s radiation shield

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Earth

Strange love for cold-war-era slide rules

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Feedback: Now here was the news

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Ring of confusion

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Leather and steel

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Compound eyeline

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Fly away home?

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Seeds of doubt

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Earth

Turquoise pool is an oasis in Lima’s arid metropolis

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Today on 快猫短视频

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Today on 快猫短视频

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Space

Levitator suspends ball of liquid metal in space

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