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On the cover: Harriss spiral
Find out more about the spiral trees on the cover of Issue 09
Christmas competition #3: ‘An eggnog mystery’
Lies, liquor and logical deduction play their part in this festive holiday tale
Modelling blood
Blood is exceptionally complicated and its composition varies from person to person. So how do we begin to model it?
On the cover: Chladni figures of a square drum
Find out more about the patterns on the cover of Issue 07
Top ten vote issue 05
Vote for your favourite geometry instrument
New largest prime number discovered!
Amaze your friends with our top facts about the new largest known prime number