

The first programme is the story of Earth's difficult birth and how the formation of our moon set us on a unique course to being a planet ripe for life.

650 million years ago Earth froze, pushing life to the edge of extinction.

Scientists believe that evolution has been shaped by major catastrophes that have almost extinguished all life on earth. Using the latest CGI and featuring scientific experts, Tony Robinson investigates these theories.
250 million years ago, 95% of life was wiped off the face of the Earth in the biggest extinction event ever. But what was responsible?