Emerging Diseases

New and Emerging diseases go under the microscope in this week's Naked Scientists, as we discover how new diseases arise, cross species barriers and spread throughout the population. We hear about the origins of HIV, the conditions that create hotspots for new pathogens and a fatal new virus found in Africa. Also, we find out why some people are genetically pre-disposed to AIDS, how the giardia bug changes coats to trick the immune system and why captive elephants live shorter lives than in the wild. Plus, in Kitchen Science, Ben takes the Tabasco Temperature Test to see how mints and chilli... Like this podcast? Please help us by supporting the Naked Scientists