In this Science Report we speak with Giulio Boccaletti about his book, Water: A Biography which shows how water has helped shape our lives and our civilizations. This has always been the case as seen vividly in the example of ancient Egypt and the mighty Nile River.

Our home of Oak Ridge, and indeed all East Tennessee, is a hotbed of innovation. To learn more about the history of innovation and how it has been cultivated in the past, I spoke on our podcast, AMSEcast, with Jon Gertner about his book, The Idea Factory: Bell Labs and the Great Age of American Innovation. We discussed some of the amazing breakthroughs that Bell Labs produced - just to name a few, those included the transistor, semiconductors, integrated circuits, lasers, photovoltaic cells, fiber optic and satellite communications, even modern information theory.

Jon shared how Bell Labs approached its work to produce such an incredible number of breakthroughs with real world applications.

Doctor Sal David is a graduate of Edinburgh and Glasgow University's were obtained his masters and PhD degrees in history. He's an award winning author now of 15 books, including just for example, history such as The Indian Mutiny 1857 and Victorious Wars The Rise of Empire, as well as three historical novels. He is also a sought after broadcaster, as well appearing often on channels such as the BBC and that barometer of true success, Netflix, and he is a popular lecturer and history tour guide. On top of all that and more. He served as Professor of Military History at the University of Buckingham for some 12 years. Today we're going to talk with Sal about his extraordinary book titled Crucible of Hell The Heroism and Tragedy of Okinawa, 1945.