Green Books Staffer Anwyn writes: Summer brings a new installment in our Science of Middle-earth series by Olog-hai [More] as well as a picnic basket of new Moon Letters in our fan writing section [More]. If you’re a fan of Q&A, look for two important updates to our last Q&A edition, and you’ll also want to check the main Q&A page for a special message to Q&A readers [More]. Happy summer days to all!