Growing up in the streets of Dundee, actor Brian Cox was surrounded by tobacco. His entire family either smoked it or chewed it and yet Brian reveals, he never took up the habit. To find out why not, Brian travels to Virginia in the US to discover how the habit of smoking kick-started the British Empire and created a global market of addicts.
The use of embryonic stem cells has ignited fierce debate across the spiritual and political spectrum. But what if we could create manmade stem cells - or find super cells in adults that could forever replace embryonic cells and remove the controversy? Today, we are on the brink of a new era - an age where we may be able to cure our bodies of any illness. Stephen Hawking has spent his life exploring the mysteries of the cosmos, now there is another universe that fascinates him - the one hidden inside our bodies - our own personal galaxies of cells. Hawking takes us on a fascinating journey exploring what these wondrous and baffling mechanisms are capable of. He is joined by the scientists who are on the front lines of discovery in this field including Dr. Doris Taylor who is customizing a donor's heart with the recipient's stem cells - her goal is to revolutionize heart transplants, Dr. Paul Lu and Dr. Mark Tuszynski may have created a breakthrough that could cure paralysis, and Dr. Vincent Giampapa who believes that stem cells can be used to stem the tide of aging and create a fountain of youth.
2014 • Health
Do you know when an advert is really an advert? Can you be sure that the game you're playing isn't trying to make you buy something? When it comes to protecting our children from sugary food, the world of online advertising is the new frontier. Harry Wallop investigates and finds big name brands marketing fattening food in the games children play. Dispatches goes undercover in the ad world, creating a high-sugar drink to see who's willing to promote it to young children, and revealing the tricks of the trade.
2014 • Health
Diseases that were largely eradicated in the United States a generation ago—whooping cough, measles, mumps—are returning, in part because nervous parents are skipping their children’s shots. NOVA's "Vaccines—Calling the Shots" takes viewers around the world to track epidemics, explore the science behind vaccinations, hear from parents wrestling with vaccine-related questions, and shed light on the risks of opting out.