In my recent post on The Cosmogenic Isotope Record and the Role of The Sun in Shaping Earth’s Climate an interesting discussion developed in comments where there was a fair amount of disagreement among my sceptical colleagues. A few days later, retired Apollo astronaut Phil Chapman sent me this article which lays some of the doubts to rest. Phil never got to fly in space but was mission Scientist on Apollo 14. It is not every day I get the opportunity to publish an article from such a pre-eminent scientist. Read the full post here>>>