Daniel Keogh: The Strange Powers of the Placebo Effect
ABC Science Show reporter Daniel Keogh shares some strange facts about placebos.
Jessica Green: Are we filtering the wrong microbes?
In this short TED talk, Jessica Greene argues that mechanical ventilation systems might contribute to breeding pathogenic germs.
Nathan Myhrvold: Could this laser zap malaria?
Nathan Myhrvold’s company develops creative inventions to solve problems like Malaria.