Helge Kragh (Professor of History of Science

Masters of the Universe: Conversations with Cosmologists of the Past

By Helge Kragh (Professor of History of Science, Professor of History of Science, Aarhus University)

Higher Speculations: Grand Theories and Failed Revolutions in Physics and Cosmology

By Helge Kragh (Professor of History of Science, Professor of History of Science, University of Aarhus)