Over 500 years ago a number of courageous men of science put forward the momentous world-changing assertion that “And yet it does move”. By this they meant the earth. Such a view filled the potentates of the church of that time with horror and dismay. They believed that the Erth and mankind were the crowning glory in the divine scheme of things and thus must stand at the very centre of the universe. And they would bitterly persecute anyone who dared contradict them.