Sex, Drugs and Chocolate: the science of pleasure

Paul Martin's been looking at humankind's hedonistic tendencies. So why does some people's fun come by the chunk?

Old school advertising: Bill-sticking

We grab some glue and a brush and go bill-sticking with Jamie Holloway.

Free food: foraging in Scotland

Dr Alison Dyke's working on a Scottish foraging code of practice, where found food is worth up to 55 million dollars a year.

Nuts: The Walnut

Our nut lady Alison Sandle drops in with a bag of walnuts. Do they grow near walls or only on top of Afghan biscuits?!

Tech time: Telecom's new XT mobile phone network

Peter Griffin on the new network launching this Friday. Flash handsets and new calling plans but will this mean cheaper calls and better service?

The rebirth of Lego

5 years ago Lego was heading down the tubes. Jon Henley's been looking at how it turned the business around.