four-colour theorem
It's one of mathematics' most famous results: every "map" can be coloured using at most four colours. What it doesn't usually apply to, however, are real maps.
Asking good questions is an important part of doing maths. But what makes a good question?
-
Want facts and want them fast? Our Maths in a minute series explores key mathematical concepts in just a few words.
Teo tells us about his work in artificial intelligence, his travels around the world, and how inspiration sometimes strikes in the pub.
Clouds make the weather, yet their detail isn't taken into account in weather forecasts. Artificial intelligence might be able to help.
Predicting the weather is hard. With more data and computing power becoming available, artificial intelligence can help.
How does your phone know what the weather's going to be like?
How a little insect can cause chaos.