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Puzzles

Solution to the coin tossing problem

Rectangle triangle problem

Rectangle triangle problem

Puzzle No. 3 - birth dates

Never forget your mum's birthday

Solution to Puzzle No. 2 - carnivorous beetles

Optimal stopping

Solution to the optimal stopping problem

Maths in a minute

Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.

Our changing picture of gravity

To celebrate the recent centenary of the first major test of Einstein's general theory of relativity, we look back over how our picture of gravity has changed.
Maths in a minute: The Sydney Opera House

The mathematical puzzle behind the iconic structure.
Pure maths in crisis?

Proof is the essence of mathematics. But is the standard of proof in research maths really as high as mathematicians would like to believe?
Inverse problems save the day

Inverse problems are mathematical detective problems. They can help solve crimes, are used in medical imaging, and much more.
No maths for Europe

How should the seats in the European Parliament be allocated?

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