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Humans

Holiday brain-off round 1: Challenge your original thinking

Kick off our multi-generational game by testing your ability to think outside the box. Balance points for originality against points for practicality

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sweeping bottles

Health

Hangovers: What science says about why you feel so rough

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Humans

Holiday brain-off round 4: Demonstrate the wisdom of the ages

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fig artwork

Life

Tree of life: How figs built the world and will help save it

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Technology

Medieval wax seals are giving up fresh historical secrets

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Physics

The fragile state of scientific glassblowing

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sky

Space

Were Aboriginal Australians the first astronomers?

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Egypt game

Humans

How the rules of long-lost board games take us inside ancient minds

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Humans

No more drama: The game theory guide to a happy family holiday

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Chinese typewriter

Technology

Why predictive text is making you forget how to write

Typing with 2500 keys is hard, which is why autocomplete has been around in China since the 1950s. But now it’s everywhere – and it’s messing with your brain

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Life

Comb jelly videos are rewriting the history of your anus

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Humans

Holiday brain-off round 2: Test your reaction time

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Technology

Old 51��: How to get drunk rationally

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Earth

Animal magnetism: Why dogs do their business pointing north

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