Psychologists subject six volunteers to a world without stimulation.

Take a look at how 48 hours of confinement affected the volunteers.

See what life is like at a solitary confinement prison.

Brian talks about his captivity and time in isolation.

Find out how you would fare in total isolation.

Watch selected clips from the TV programme.

A Hostage's story by Brian Keenan.

Profile: Guantanamo bay

The search for alien life is 50 years old, but a planet has been discovered that could support life.

Prof. Regan tests the scientific claims of supermarket products

A few isolated communities seem to hold the secrets to long life.

Lifting the lid on the business of human choices in an exclusive guide to making better decisions.

 

Biog of Donald Hebb, original sensory deprivation experimenter.

Supermax prison, Florence, Colorado.