Good morning, Don. I read a book, The Ends of the World: Volcanic Apocalypse, Lethal Oceans and Our Quest to Understand Earths Past Mass Extinctions, by Peter Brennan. It, to me, was not entertainment but a literal tour through the first 4+ billion years of our planets existence , the present and possibilities for the next 1.8 billion years. The author is a science journalist. His sources and interactions in his narrative are with Scientists. Geology, Paleontology and Astronomy were at the core. I was so moved that I even wrote a review for Amazon. I found Mr Brennan’s work disturbing and humbling. Be well, as always ...