Jack Mullen [Editor’s note: I am (once again) obligated to observe that, as a student of the history of physics and astronomy (who earned his Ph.D. in the history and the philosophy of science), Earth, like all other celestial objects, is spherical in shape. I have addressed this issue elsewhere. Meanwhile, here’s a good “short take”: https://www.youtube.com/watch?v=W5lHUcZQyLE&feature=youtu.be And here’s another: https://www.youtube.com/watch?v=VNqNnUJVcVs More to come. Let me add that otherwise this study appears to me to be right on the mark!] And for us to take the next big leap toward…