GP Dr Zoe Williams investigates the contraceptive pill - exploring the latest scientific research and investigating the future of birth control. Show more

Michael Mosley finds out what happens inside the stomach by swallowing a camera and using the latest in imaging technology to get a unique guts-eye view of the digestive system. Show more

The team investigate the incredible, natural material growing out of our heads - our hair - with access to the laboratories of some of the world's leading hair care companies. Show more

Dr Giles Yeo investigates obesity in the UK. Many people believe that if people could just eat less, the obesity problem would be solved, but this may be harder than it sounds. Show more

Michael Mosley traces the sinister ways science has been used to try to control our minds, finding that its pursuit has led to some truly horrific experiments. Show more

Why are people more likely to have a heart attack at eight in the morning or crash their car on the motorway at two in the afternoon? The answer lies in our biological clock. Show more

Professor Marcus du Sautoy explores claims that scientists at CERN have detected particles which seem to travel faster than the speed of light. Show more

Michael Mosley lays bare the mysteries of the digestive system and reveals a complexity and intelligence in the human gut that science is only just beginning to uncover. Show more