Universe of Two by Stephen P. Kiernan get to download the book in PDF for free here. “Universe of Two” by Stephen P. Kiernan is a historical fiction novel inspired by the life of Charles B. Fisk, a mathematician involved in the Manhattan Project.
Tasked with creating the detonator for the atomic bomb, his moral struggle is misunderstood by his wife, Brenda, as self-doubt. The devastation caused by the bombs in Hiroshima and Nagasaki deeply affects them. Leaving Stanford, they devote their lives to making amends. The book weaves together historical events with a touching love story.