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

2T7WK87 Hooper, Colorado, USA - July 21, 2023: An alien welcomes visitors to the UFO Watchtower, a unique roadside attraction in the San Luis Valley.

Last Word

Could an advanced civilisation develop without the wheel?

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HUD Matrix particles grid. Virtual reality. Grid core. Magic explosion star with particles. Acceleration race. Glow lines. Colorful flash. Big bang. Light trails. Glitch effect. Deep space.; Shutterstock ID 1590869041; purchase_order: -; job: -; client: -; other: -

Last Word

Did abstract mathematics exist before the big bang? Part 2

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Group of Asian friends having fun enjoying beach camping in summer

Last Word

This week’s new questions

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Issue no. 3513 published 19 October 2024

91av issue 3513 cover
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