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Talking about toilets

... and she is working to tackle this problem.  She told Kat Arney why people tend to try to avoid poo wherever possible... Alison ... Alison - Yeah. It's really important in our studies with the users that they can't see or smell waste after they've produced it. So, that's ...

The dark net

... there for a year to research his new book, and explains to Kat Arney the inner workings of this shady place... Jamie -   The Dark Net ... any way of regulating or controlling it?  Or is it the users themselves that are policing this place? Jamie -   There is quite a ...

Electronic cigarette saftey

... quit smoking, and are they safe. Dr Lion Shahab spoke to Kat Arney about his work researching smoking behaviour at University College ... flavouring that's been used as marketing to attract younger users.  The evidence also suggests that a very few people start using ...

3D bar codes to fight fakery

... was revealed at the British Science Festival this week; Kat Arney met up with her there. Elaine - When we think of ... and sold by counterfeiters. But it's also important to us as users of those drugs. If we added something to the drug to mark an individual ...

E-cigarettes: What are the risks?

... passionate debate among scientists, health organisations and users about their safety and risks as well as their potential benefits for ... evidence about their safety, and who's using them? Kat Arney spoke to Robert West, Professor of tobacco research at UCL... ...