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Last word

New ¾«¶«´«Ã½'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

iss067e189024 (July 16, 2022) --- The sun's rays begin to illuminate the Earth's atmosphere as the International Space Station flew into an orbital sunrise 261 miles above Texas. iss067e189024 NASA ID: iss067e189024 iss067e189024 (July 16, 2022) --- The sun's rays begin to illuminate the Earth's atmosphere as the International Space Station flew into an orbital sunrise 261 miles above Texas. Date Created:2022-07-16 Center:JSC

Last Word

When was the first sunrise on Earth?

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Bengal cat washing itself on bed; Shutterstock ID 1123136123; purchase_order: -; job: -; client: -; other: -

Last Word

Why do cats wash themselves, while dogs don’t?

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Big dog meets small dog; Shutterstock ID 2045462630; purchase_order: -; job: -; client: -; other: -

Last Word

This week’s new questions

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MNN37P Illustration comparing the planets of the Solar System and the Sun on the same scale. The planets are shown to scale relative to each other but their distances are not. From left to right the bodies are: the Sun, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune.

Last Word

Will the planets of our solar system ever line up in a row? (Part 2)

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Issue no. 3448 published 22 July 2023

New ¾«¶«´«Ã½ issue 3448 cover
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