And he clearly is a very interesting man - http://newsimg.bbc.co.uk/media/images/47370000/jpg/_47370392_pumpimpeller.jpg http://newsimg.bbc.co.uk/media/images/4

And he clearly is a very interesting man - http://newsimg.bbc.co.uk/media/images/47370000/jpg/_47370392_pumpimpeller.jpg http://newsimg.bbc.co.uk/media/images/47370000/jpg/_47370392... Context: http://news.bbc.co.uk/2/hi/science/nature/8535938.stm http://news.bbc.co.uk/2/hi/science/nature/8535938.stm