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

2BXTXNE Red giant star. Sun. Earth landscape. Moon. Venus. Solar system

Last Word

When the sun engulfs Earth, will the remnants form new planets? Part 2

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Two Astronauts on the Alien Planet Discover Plant Life. Space Travel, Discovery Of Habitable Worlds and Colonization Concept.; Shutterstock ID 1042736296; purchase_order: -; job: -; client: -; other:

Last Word

Are there plants that could survive as a food source on the moon?

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PF9N2P Honeybee stick on a window

Last Word

Are flies following a strategy when they keep hitting into a window?

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Man used the wooden back scratcher for his back itch therapy in small trees background closeup.; Shutterstock ID 2142811281; purchase_order: -; job: -; client: -; other:

Last Word

This week’s new questions

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2WRG1EA close up of frozen green peas, top view of vegetable food, peas from freezer background

Last Word

What’s the optimal ratio of frozen peas to cold tap water? Part 4

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Issue no. 3602 published 4 July 2026

91av issue 3602 cover
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