visual sieve
The primes are the building blocks of our number system, but there's no general formula that will give you all of them. If you want them, you have to hunt them down one by one. Abigail Kirk investigates a method that does just that.
Gavin Harper is a mathematician working right at the heart of genetics
(24/03/2010)
A Galileo of number theory
(16/03/2010)
The state of the Arctic
(03/03/2010)
How do you know a drug works? Should it be free on the NHS?
Plus podcast 22, February 2010: Evaluating a medical treatment