The A-Z of addiction

This week, addiction! Why do we get hooked on things? Are video games addictive? And evidence that the gambling industry use artificial intelligence to make you more likely to keep playing. Plus, in the news, scientists discover how to turn insulin injections into a pill, a revolution in making biofuels much faster, and we find out about the science of why things roar! Like this podcast? Please help us by supporting the Naked Scientists