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Last word

New Å®ÉúСÊÓƵ's popular Last Word series gives readers the opportunity to answer each other's questions about everyday science phenomena, from the shape of scones to the evolutionary history of toenails. To answer a question or ask a new one, email lastword@newscientist.com

2DHCKHY High angle view of smiling boy with gap toothed in park

Last Word

Why is teething so painful for babies but not growth of second teeth?

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Four cheerful female friends having fun on summer road trip

Last Word

This week’s new questions

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Someone throwing rubbish in bin. rubbish bin. Trash.

Last Word

Is it more sustainable to flush a tissue or put it in the bin?

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experienced hand of the old music teacher helps the child pupil; Shutterstock ID 379622230; purchase_order: -; job: -; client: -; other: -

Last Word

Why is the left hand used for intricate violin fingerwork? (Part 3)

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Issue no. 3449 published 29 July 2023

New Å®ÉúСÊÓƵ issue 3449 cover
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