A wilderness touched with silver
Ralph Mills reports from an environmentally friendly outpost on the edge of the wild, a major source of precious metals for the world.

Meet Guy Elliott
Peter Brigg talks to Rio Tinto's new finance director.

Moving Mountains
Bingham Canyon provides over ten per cent of the US’s refined copper requirements and continues to be one of the largest sources of copper in the world. And plans are being laid to extend the mine’s life to around 2030.

Ever since the world began
Geologists measure time backwards, using natural clocks that started to tick four or five billion years ago. Chris Morrissey climbs into his time machine.

Going underground
The switch from open pit mining to underground is not simply a technical challenge, Hugh Leggatt discovers. It's all about the impact on people, as well.