91av

Last word

91av'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

B1PP5G Spiral Galaxy M74 i. Image shot 2008. Exact date unknown.

Last Word

What makes galaxies spin in a certain direction?

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Various disco, soul and funk, seven inch records at second hand store.

Last Word

Why can’t we conjure up smell and touch in our heads? Part 3

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Yellow wash scrub sponge placed on wet blue background covered with drops of water in light room during household chores; Shutterstock ID 2167323189; purchase_order: -; job: -; client: -; other: -

Last Word

This week’s new questions

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Why do fallen trees grow stems vertically from a horizontal trunk?

Last Word

Why do fallen trees grow stems vertically from a horizontal trunk?

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Issue no. 3462 published 28 October 2023

91av issue 3462 cover
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