Zoe Corbyn Fifty of these giant driverless trucks work in the Greater Nammuldi iron ore mine It doesn’t get much more remote than this. I’m in inland Western Australia, at Rio Tinto’s Greater Nammuldi iron ore mine. It’s about a two-hour flight north from Perth in a region called the Pilbara. No-one lives permanently here. Around 400 workers are on the site at any one time, and they are flown