Articles

What goes up must come down — or does it? Find out how to cheat gravity with Julian Havil.
Learn about the aerodynamics of footballs and perfect your free kick.
On the 25th of May 1997 a dramatic collision tore a hole into the space station Mir and sent it hurtling through space. As NASA astronaut Michael Foale tells Plus, the fate of Mir and its crew hinged on a classical set of equations.
Groups are some of the most fundamental objects in maths. Take a system of interacting objects and strip it to the bone to see what makes it tick, and very often you're faced with a group. Colva Roney-Dougal takes us into their abstract world and puzzles over a game of Solitaire.
What is the cosmological constant?
To arm or to disarm? This is the question in Phil Wilson's article, which explores the maths behind a cold war in slug world.
6174 is a very mysterious number. Yutaka Nishiyama explains why, and how beautiful mathematical oddities can inspire us to discover new mathematics.