Discover the gripping story of how 12 surprising forces have shaped human civilisation into what we know today. First, a look at the lust for luxury in our lives.

Discover the gripping story of how 12 surprising forces have shaped human civilisation into what we know today. Here, the focus is on the desire to forge weapons.

Modern transport and communications have resulted in a wealthier, healthier, mobile and more informed world. While new trade routes have brought wealth, they've also brought disease and revolution.

Over millions of years, mankind has evolved from a puny, vulnerable creature to become a dominant force on the planet. However, occasionally the planet bites back.

Plants are used for food, medicine and clothing - to build our world and alter how we feel - and they have played a vital role in our evolution.

Tools and machines have enabled humans to overcome their physical limitations, but they are also transforming what it means to be human.