250 million years ago Earth had one mass continent known as Pangea - a lush oasis swarming with life forms distinct to those that exist today. Then in almost the blink of a geological eye everything changed. Life itself was almost completely wiped out. But what was responsible for the biggest extinction event in the history of the planet? However, now scientists believe they have solved the biggest murder mystery of all time.

In this truly spectacular documentary series, we go on a journey through the history of natural disasters. We'll be investigating from the planet's beginnings to the present, putting a new perspective on our existence and suggesting that we are the product of catastrophe. For each disaster led to another leap forward on the evolutionary trail form single celled bacteria to humankind itself.