intermediate value theorem

At any point in time there are two points on the Earth's equator with the same temperature.

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.

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.
Phenomenal physics

What is a particle phenomenologist?
A geometry for strings

If, as string theory suggests, the world is made of strings, then what does that mean for a geometry of points? Find out more in this video.
No maths for Europe

How should the seats in the European Parliament be allocated?