The Chemical Condom

Available for over a year

Chemical condoms, a DIY cure for osteo-arthritis, and new hope for a malaria vaccine. A London-based research hospital has come up with a chemical condom which help prevent the spread of AIDS. Also a look at an innovative new way of meeting the challenge of growing the malaria parasite outside the human body, and how a supplement called glucosamine could treat osteo-arthritis at home.