greedy algorithm

Not necessarily, when it comes to money.

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.

Maths in a minute: Equal temperatures

At any point in time there are two points on the Earth's equator with the same temperature.
How do we remember? And how quickly do we forget?

Researchers have shown that the fates of our collective memories, whether of a song, a research paper, an invention or a sports star, are all described by the same mathematical equation.
Farewell to a legend

Sir Michael Atiyah dies aged 89.
Black holes and spacetime bubbles

Masaki Shigemori works on black holes and spacetime bubbles. Find out more in this video.
Maths in a minute: Higher dimensions

In normal life higher dimensions smack of science fiction, but in mathematics they are nothing out of the ordinary.