Horizon investigates the medical revolution that has created an almost insatiable demand for body parts .

Ronn Wade shows how he perfectly preserves body tissue for students to study.

So just how much are your body parts and organs worth after you die?

Angela McArthur takes a mortuary science class.

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.

Helping to save or improve the lives of thousands of people every year through organ transplantation.

Regulating the removal, storage, use and disposal of human bodies, organs and tissue from the living and deceased.