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Permalink Submitted by Anonymous on June 7, 2011

No, it is not. Three is a prime, and has a kernel.

Introducing Andrew Wiles

In these two short videos the legendary Andrew Wiles talks about what it was like to prove Fermat's Last Theorem, and what it feels like to do maths.
Image © Heidelberg Laureate Forum Foundation / Flemming – 2016
Counting the trees of life

How many possible genetic relationships are there between a collection of different species? The answer is mind-bogglingly large.
Blood, oil and water

Sara Zahedi has won a prestigious prize at the European Congress of Maths. Your future medical diagnoses, and even the welfare of sea life, may depend on her work.
Five of Euler's best

Five favourite problems inspired by Leonhard Euler, one of the greatest mathematicians of all time.
What do you think?

Mathematicians explore how opinions spread through a society.