Plus.Maths.org
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. From symmetry to Euclid's axioms, and from binary numbers to the prosecutor's fallacy, learn some maths without too much effort.
Maths in a minute: Penguins 
We can't let penguin awareness day pass without a look at some penguin maths.
Maths in a minute: The graph isomorphism problem 
How fast can you tell whether two networks are the same?
Maths in a minute: Fourier series 
How the heat equation inspired the maths that powers the entertainment industry.
Maths in a minute: Maths and navigation 
How the need to locate your location at sea led to some interesting mathematics.
Maths in a minute: The square root of 2 is irrational 
Here's one of the most elegant proofs in all of maths. Rejoice in its simplicity!
Maths in a minute: Maths and communication 
A quick look at the role of mathematics in communication — from making and breaking codes to making sure messages arrive intact.
Maths in a minute: False positives 
Why a positive test result doesn't necessarily mean you have the disease.
Maths in a minute: How many primes? 
Here's the ancient proof that there are infinitely many prime numbers.
