Reporter Lara Lewington speaks to some of the so-called 'godfathers' of AI about their hopes and fears, and she meets researchers developing technology allowing computers to read emotions and minds.

Vaping among Britain's teenagers is on the rise and there's growing concern some companies are targeting under-age vapers. So, should we be worried about young people getting addicted? Rachel Burden investigates the youth vaping phenomenon and talks to young people, parents, and experts about how to tackle it.