News story

Happy pi day 2020!

Since pi is the number of round things, we devote this year's pi day celebrations to...curvature!
News story

Freeman Dyson dies at 96

The "free-range mathematician" and "architect of particle physics" has passed away in Princeton.
Article

Perfectly even

After 2000 years of searching we only know of 51 perfect numbers and they're all even. What else do and don't we know about these rare and precious jewels of maths?

Article

Perfectly odd

Nobody has ever found an odd perfect number. So do they exist at all and, if yes, what do they look like?

Article

Metallic numbers: Beyond the golden ratio

You've heard of the golden ratio but have you heard of the silver ratio? And all its other cousins called the metallic numbers? Read this article to meet the family!