How The Ancients Measured the Size of Earth Using Just a Stick and Some Brains… by Sohail Rizvi Posted on February 25, 2020 by Editors Using stick and brains-how the ancients calculated the size of earth Share this: Email a link to a friend (Opens in new window) Email Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn Share on X (Opens in new window) X Print (Opens in new window) Print Related