In this episode Razor's reporters investigate how bacteria is being used to battle cancer, look into the company aiming to solve the genome diversity problem and meet the scientists turning carbon dioxide into fish food.

Emma Keeling meets Professor Amin Hajitou and his colleagues at Imperial College London who have come up with an unusual form of viral treatment for cancer, based on a bacteriophage or phage – a kind of virus that normally only attacks and kills bacteria.

70% of the Human Genome Project's first DNA sequence came from the genetics of just one man and handful of volunteers. Shini Somara travels to Cambridge where scientists at Global Gene Corp are working on expanding our understanding by collecting information from more diverse gene pools. The hope is that a greater knowledge of these variations will allow us to create ever more accurate healthcare across the globe.

In California NovoNutrients are developing a way to capture carbon gases, feed them to lab grown microbes that become protein meal to be fed to fish.