An impossible equation, two tragic heroes and the mathematical study of symmetry.
It might not be as familiar as the circle or parabola, but it's definitely worth getting to know the hyperbola!
This week would have been the 100th birthday of Martin Gardner, who is deservedly credited with turning on several generations of people worldwide to the pleasures of maths! To mark the occasion here are some favourite puzzles that, apart from being fun, also lead to some serious maths.
If you like to have your mind blown cosmology is a great field to go into. But is it science?
Why cosmologists worry about isolated brains that randomly fluctuate into existence.
George Ellis explains why the study of the cosmos poses some very deep questions.
The winner of the 2014 Chern medal tells us about beauty in maths, the twists and turns of mathematical history, and his work for the maths community.