The Naked Scientists flagship science show, includes the latest science news, interviews with top scientists, hands-on science experiments and answers to your science questions.
June 9th, 2014
Episode 841 of 1138 episodes
Freeze Dried Blood! Every day the likes of probiotic "good" bacteria in yoghurts, and even the enzymes in washing powder, give us a helping hand. This week we investigate how scientists are designing new ways to protect and guard these tiny helpers, including new techniques to freeze-dry human blood. Plus, news of how sleep boosts learning, the effects of foetal nerve transplants for Parkinson's, tree-hugging koalas and why negative Facebook friends can make you moody.