In 2007, Nobel Prize-winning scientist James Watson was quoted referring to research suggesting black people were less intelligent than other races. Watson's comments were condemned by many - but not by all. In this program, Somali-born English journalist Rageh Omaar sets out to find out the truth, meeting scientists who believe the research supports the view that races can be differentiated as well as those who vehemently oppose this view. By daring to ask the difficult questions, Omaar is able to explore the myths about race and IQ and reveal what he thinks are important lessons for society.
This weeks Animal Pharm pushes the boundaries of the farm further, as we find out how its products are not only feeding us, but will also become essential to our own survival. Will the farms of the future use animals and crops to grow drugs, human cells and even organs?
Don't Grow Old asks if ageing is something we can prevent or whether wrinkles are just a matter of time. For centuries scientists have been attempting to come up with an elixir of youth. Now remarkable discoveries are suggesting that ageing is something flexible that can ultimately be manipulated.
One of the strongest human urges is to procreate, to have sex and create the next generation in our own likeness. A secretly filmed experiment reveals how men and women react differently to a simple chat up line and why.