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Everyday science

Everyday science

A demon of a puzzle

25 Sep 2021
Taken from the September 2021 issue of Physics World. Members of the Institute of Physics can enjoy the full issue via the Physics World app.

In 1871 James Clerk Maxwell proposed a puzzle now known as “Maxwell’s Demon” in his book Theory of Heat. We celebrate its 150th anniversary in this thermodynamics-themed cryptic crossword compiled by Ian Randall

If you’d like a PDF of the crossword to print out and complete, please click on this download link.

Cryptic crossword grid
Across 1 A limo cat, writhing, is concerned with the smallest matters (8) 5 Robotic prostheses creat

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Ian Randall is a science writer based in Cambridge, UK. He likes to think he’s a bit 27 across when it comes to wordplay, but by any reasonable 23 across, he’s really just 32 across the English language
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