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Frugal nature: Euler and the calculus of variations
continues our series on the life and work of Leonhard Euler, who would have turned 300 this year. This article looks at the calculus of variations and a mysterious law of nature that has caused some scientists to reach out for god.
What is a black hole – physically?
Small, dark, and very hard to see. This and far more indepth answers to every question you ever wanted to...
Where would the world be without mathematics?
A new competition invites young people aged 11 to 19 to explore the history of maths for a chance to win cash...
Playing with numbers
Here's a game: pick a positive natural number and if yours is the smallest number no one else has picked, you...
Ramanujan surprises again
A fascinating discovery sheds new light on the work of the Indian mathematician Srinivasa Ramanujan.
Physics in a minute: What's the problem with quantum gravity?
At the heart of modern physics lurks a terrible puzzle: the two main theories that describe the world we...
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