Professor Brian Cox takes a deeper dive into the science of cancer, with a panel of returning experts answering more of your questions.
Do tumours communicate with the brain, is glucose carcinogenic and could our immune system’s natural killer cells be used to combat cancer?

Ancient Egyptian DNA, Cheddar Man and wolves as pets
25:13

Rethinking sex, artificial wombs and how to up your sperm count
26:58

Decarbonising flying, cleaning up A.I. and the personal cost of climate change
26:07