Historian Bettany Hughes investigates the ideas of ancient philosophers, starting with the Indian nobleman Siddhartha Gautama, more popularly known as Buddha. Thought to have been lived and tought between the sixth and fourth centuries BC, the sage and holy man inspired a diverse belief system that influences the lives of millions of people to this day. She travels to India, where Buddha experienced the challenging ideas and extreme methods of wandering `truth seekers', after he had abandoned his family and homeland in the Himalayas to embark on his philosophical quest to find a solution to human suffering.
When Homo sapiens turned up in prehistoric Europe, they ran into the Neanderthals. The two types of human were similar enough to interbreed — and both created artifacts of similar complexity. But as more and more Homo sapiens moved into Europe, the balance of power shifted. Neanderthals were overwhelmed. Ever since, we’ve had Europe and the rest of the world to ourselves.
Industrialized and processed food has dominated the last century. Now, the question is, what's next? We go around the world to meet pioneers in urban farming, veganism, and insect protein production to find out what will be the future of food.