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Sleep, coffee and cheating at Tetris feature in our SS26 issue! Plus all your favourite puzzles & columns.

Bror Hjemgaard gets out his numerical toolbox

We review the third of this year’s nominees for Book of the Year

Aimen Khan ponders how patterns break down

Blood is exceptionally complicated and its composition varies from person to person. So how do we begin to model it?

Maths has strong connections to art and music, but what about to both at the same time?