Tom Gauld on how to make a decision using all of the information
Tom Gauld's weekly cartoon
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Twisteddoodles looks for the best way describe a scientific discovery
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Life
Weird caterpillar uses its old heads to make an elaborate hat
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Finally an attempt to stop the US president from nuking a hurricane
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Why didn’t babies evolve to allow parents to get more sleep?
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Is our sense of new smells keener? What’s the evolutionary benefit of this?
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This week’s new questions
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Tom Gauld’s beautifully simple, but completely useless theory
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Twisteddoodles explains why baking is like science
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Environment
Flamingos fly over the alien-like landscape of Kenya鈥檚 Lake Magadi
Flamingos fly across a lake of multicoloured swirls in the Great Rift valley in this shot by US photographer Phillip Chang
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The strange case of a jam-cream quantum superposition
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What’s the difference between an electric and a magnetic field?
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How much cloud cover is there? Readers give their answers
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This week鈥檚 new questions
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