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Molly Ireland presents a gambit which will impress your mates

Did you solve it?

We review the fourth of this year's nominees for the Book of the Year

In 2018, scientists discovered a new shape that is essential to multicellular life

Think outside outside the box in our spring 2018 issue. No more tennis puns, primes mod 4, plus all your favourite regulars.

We spoke with Jonathan Farley about his research and experiences as a black mathematician.