The Great Debate of 1920 – 06/08/2020
Dr Nick Hewitt provides our Lecture for the August meeting on A Centenary of The Great Debate; How Harlow Shapley and Heber Curtis argued the size of the Universe
Dr Nick Hewitt provides our Lecture for the August meeting on A Centenary of The Great Debate; How Harlow Shapley and Heber Curtis argued the size of the Universe