In which direction in the sky did the big bang take place? (part 2)
Our readers imagine that they are inside the soup of particles that originated in the big bang to attempt to get their heads round this question
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This week鈥檚 new questions
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Did public demand to watch moss grow overwhelm the ‘Mosscam’?
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Humans
See the top shots in the Woman Science Photographer of the Year award
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Tom Gauld on how to upgrade your presentations
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Environment
Cool photographs capture new geopolitics of the melting Arctic
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Twisteddoodles on spy balloons
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How does a scone develop a 鈥渨aist鈥� as it rises in the oven?
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Why do loose screws only get looser, not the other way round? (part 2)
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This week鈥檚 new questions
I fill a bucket with water from a tank by gravity, but what happens to the gravity? And birds seem to have quicker reaction times than humans, so is their brain processing speed faster than ours?
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What is the point in having nerve endings in our teeth?
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In need of a buzzy new cosmetic? You could always brew one up
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Humans
How to use the science of fat to make delicious, confit food
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Tom Gauld on the palchemists
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