1. The Truth About Looking Young
Aired: Aug 8, 2011Plastic surgeon Dr Rozina Ali finds out whether it is possible to make your s...
Horizon
Season 49 Episode 5: How Small Is the Universe?
What makes us good or evil? It's a simple but deeply unsettling question. One that scientists are now starting to answer. Horizon meets the researchers who have studied some of the most terrifying people behind bars - psychopathic killers. But there was a shock in store for one of these scientists, Professor Jim Fallon, when he discovered that he had the profile of a psychopath. And the reason he didn't turn out to be a killer holds important lessons for all of us. We meet the scien...
