Preview – Body Clock: What Makes us Tick?

Body Clock
Picture Shows: Aldo Kane, Ella Al-Shamahi outside an abandoned bunker on a cliff top in Devon. Image Credit: BBC/Windfall Films/George Woodcock.

Part of Horizon, this edition looks at how our biological clock maintains our bodies.

As part of this, evolutionary biologist Ella Al-Shamahi conducts an experiment with ex-commando Aldo Kane – namely, forcing him to live in solitary confinement in an abandoned nuclear bunker for 10 days, with no way of telling what time of day it is, to see what happens when the body clock in these conditions.

Body Clock: What Makes us Tick? is on BBC Two at 21.00.