Mike chats to Annie Leonard about stuff, learns how to live cashless, and talks currencies
Measuring methane; CO2 stored in ocean; 9/11 miscarriages; Martin Rees; Drugged snails
1/2 Dr Mark Lythgoe tells the untold story of medical imaging.
Idlelo conference, Ghana; Learning music via Skype; Ewan Spence on Eurovision
Governments and companies want to control the net. Is it the end of web freedom?
Mike chats to the UN's new climate chief, meets Daryl Hannah and spots pigs in the sky.
Was the World Health Organisation right to declare a global swine flu pandemic?
Synthetic life; Malaria and climate change; Birds in Hawaii; Science of ageing
2/2 Would I Lie to You? Roland Pease explores the science of lie detection. (Part II)
India's electronic voting machines; Malcolm Le Grice; Africa broadband latest.