This film explains how different plants and animals have adapted to live in various environments

With the mix of ever available food and labour saving technology, obesity is quickly spreading across the globe. Examine the science of fat with scientists whose experiments show that the body has a set weight that it strives to maintain. Listen to personal stories of people fighting obesity and the genetic breakthrough that could lead to the first anti-fat drug.

2003 marks the 50th anniversary of Francis Crick and James Watson groundbreaking discovery of DNA. In the half century that has followed, advances in the field of genetic science have come at a light speed. From genetically modified crops, or frankenfood, to Dolly th sheep, to recent rumours of the first cloned human baby, genetic research has and will continue to transform lives. Despite the huge coverage of genetic science, there is little sense that anyone is directing the debate.

The survivors of a doomed world travel through space on a city-sized ship, on a journey to a distant sister colony.