The Body Clock

Chris Smith

Catherine Hawkins

Shibley Rahman

Kourosh Saeb-Parsy joins ScienceWorld to discuss the human body clock and circadian rhythms, including where the body clock is located, how it works, what is jet lag and how do we become jet lagged, and do other animals have a body clock ?

Plus programmes on TV can affect your diet, a new scalpel that can diagnose cancer, can mobile phones cause cancer in the eyeball ? Also, a dolphin-friendly fishing net and why is snot green ? A new approach for treating diabetes...