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Grant applications, musical media and last-minute Olympics training are the topics readers have sent in to the professor's postbox this issue

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

This year's Chalkdust puzzle Christmas card

Paper cups do not follow a hexagonal pattern and the cones do not meet at a single point, but they do make a gigantic sphere

Something for you to solve during the post-Christmas lull

The maths behind Issue 02's cover