Article
Numbers going into a pipe and coming out of a red suitcase

More or Less

A new series of More or Less, BBC Radio 4's series devoted to all things numerical, starts on November 12th. Presenter Andrew Dilnot tells Plus about the motivation behind the programme.

News story

Prime time

Two computer science students and their professor prove testing for primes is easy - a result that has eluded mathematicians for centuries.
Article
justice

Beyond reasonable doubt

In 1999 solicitor Sally Clark was found guilty of murdering her two baby sons. Highly flawed statistical arguments may have been crucial in securing her conviction. As her second appeal approaches, Plus looks at the case and finds out how courts deal with statistics.