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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

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Last Word

Is it more efficient to dry towels hung up portrait or landscape?

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2B5DJY0 Row of homemade jars of jam for sale on the market counter.

Last Word

This week’s new questions

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(Original Caption) 7/5/1946-The roller coaster is a rough ride, but do they love it! This unposed photo was taken by the intrepid photographer from a front seat, as the car made a stomach-dropping descent. A companion clutched the camera while he clicked the shutter. ACME ROTO SERVICE FOR IMMEDIATE RELEASE BPA 2 #124

Last Word

Why do we scream in fear? part 3

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Gold jewelry with space for writing; Shutterstock ID 735656746; purchase_order: -; job: -; client: -; other:

Last Word

Why do jewellery chains become so tightly knotted together? part 2

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cinematic flight through dark deep space asteroid field with stars; Shutterstock ID 2687214359; purchase_order: -; job: -; client: -; other:

Last Word

If Earth exploded, how many rocks would have signs of life?

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Issue no. 3582 published 14 February 2026

New Scientist issue 3582 cover
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