Marcus Du Sautoy wants to find out how close we are to creating machines that can think like us: robots or computers that have artificial intelligence.
His journey takes him to a strange and bizarre...
Something weird seems to be happening to our weather - it appears to be getting more extreme.
In the past few years we have shivered through two record-breaking cold winters and parts of the country...
What really brings a small community together? When everything is at stake and sides are being taken, what does it take to stand up against the majority? And what are the consequences of raising boy...