Twisteddoodles generates a new research proposal idea
This week's cartoon from Twisteddoodles
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Humans
The summer triangle is now visible in the sky – here’s how to spot it
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Do humans provide any benefit to planet Earth except for ourselves?
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Can the brain register higher dimensions?
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Why do two musical notes an octave apart sound the ‘same’? (continued)
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This week’s new questions
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How large is a cubic metre of water?
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Tom Gauld: Could avocados be harming your pension?
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Twisteddoodles spots lone scientists in their natural habitat
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Why are there no green mammals?
There are green fish, green amphibians, green reptiles and green birds. Our readers explore why evolution doesn’t seem to have produced green mammals
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Why does being out in the rain feel so unpleasant sometimes?
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This week’s new questions
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Life
World’s smallest cephalopod gets set to fertilise her own eggs
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Humans
How to make ice cream with no freezer, just ice and salt
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