If there is any doubt that we live in a metric world, BBC news today has an article on a new radio telescope array just being commissioned. The article goes on to tell about an even newer array currently being planned:
The Square Kilometre Array (SKA), which will be based in either Australia or South Africa, will link thousands of telescopes spread over thousands of kilometres, creating a system 50-times more powerful than anything we have now. The full article can be read at http://news.bbc.co.uk/1/hi/sci/tech/7828174.stm Cheers John F-L