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Last word

New Scientist'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

Tourists at the Aiguille du Midi observation platform in Chamonix, France, July 2013; Shutterstock ID 1353584570; purchase_order: -; job: -; client: -; other:

Last Word

What is the single most visited place on Earth?

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Close-up of adorable young seal swimming in clear blue water and looking at camera, near Brighton, Sussex, United Kingdom

Last Word

Why do seals have such cute faces? part 2

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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 3

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Close up photo of peony flower bud with water drops at sunlight after rain in garden. Natural floral background. Gardening, spring season, growth concept.; Shutterstock ID 1726658389; purchase_order: -; job: -; client: -; other:

Last Word

How do plants know to bud when days get longer?

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

Last Word

This week’s new questions

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Issue no. 3596 published 23 May 2026

New Scientist issue 3596 cover
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