Martin Gardner

Martin Gardner

Martin Gardner (b. 21 October 1914, Tulsa, Oklahoma, d. 22 May 2010 Oklahoma) is an American mathematics and science writer specializing in recreational mathematics, but…
Dr Owen Gingerich
Dr Owen Gingerich

Owen Gingerich

Dr. Owen Jay Gingerich (1930-) is a former Research Professor of Astronomy and of the History of Science at Harvard University, and a senior astronomer…

Derek Ager

Derek Victor Ager (1923-1993 ) was a British palaeontologist, former President of the British Geological Association, and Emeritus Professor of Geology, University College of Swansea,…
Harrison Brown

Harrison Brown

Harrison Scott Brown (September 26, 1917 – December 8, 1986) was a geoscientist with experience in chemistry, atomic physics and geology and astrophysics.[ref]”Ch.2. Harrison Brown“,…