Last Word is New Scientist’s long-running series in which readers give scientific answers to each other’s questions, ranging from the minutiae of everyday life to absurd astronomical hypotheticals. To ...
19:12, Wed, May 28, 2025 Updated: 19:42, Wed, May 28, 2025 Some of the most popular items still puzzle people today, with many scratching their heads as to what the weird features on them are for.
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