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This week’s new questions

27 July 2022

If you wrote a word on a ball of string, then unravelled it, how challenging would it be to decipher the word? Howard Owens, Exeter, Devon, UK
Why do little children run everywhere instead of walking? (continued)

Why do little children run everywhere instead of walking? (continued)

27 July 2022

Children tend to run rather than walk due to prehistoric habits suggests one reader, but it could also be to do with their strength and balance
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At what height do navigation compasses stop working?

27 July 2022

Compasses will continue to work a long way from Earth’s surface - but it’s at the poles that you’ve got to worry
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Does anything actually cure hiccups?

27 July 2022

New Scientist readers share their tried and tested methods for stopping hiccups

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