Science is a long way from answering the question posed in this program. But exploring it has proved a fertile avenue for investigation into what exactly is consciousness and self-awareness.

A revolution in science is underway that will transform life on Earth and ensure our survival as a species. If we can solve the equation of everything, it will present the keys to creation itself.

The laws of physics allow a variety of ways to get around the universe faster than the speed of light. These prospects are explained along with the daunting engineering challenges of making them practical and safe.

This program reviews current thinking about what causes death and aging. Then it examines increasingly bizarre ideas about how to prevent them.