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.
November 21st, 2010
Episode 280 of 1124 episodes
IQ-elevating agents that can boost brain power are being used by over 10% of university students. But how do these cognitive-equivalents of anabolic steroids for the brain actually work, what are their effects and are they safe? Moreover, is the advantage they confer an ethical one? And if not, should universities be screening students ahead of exams to deter their use? Meanwhile, in the news this week, we find out how lasers can cut complications in cataract surgery, why some people are allergic to wine, we hook up with the highlights from the world's biggest neuroscience meeting including the discovery of how the eye talks to the brain, and we hear how scientists have solved a long-standing mystery relating the structure of the placenta...