Submarine use and experimentation during the Civil War was far more widespread than generally known. Drawing on years of archival research, submarine expert Mar

Many people have heard of the Hunley, the experimental Confederate submarine that sank the USS Housatonic in a daring nighttime operation. Less well known, howe

Although previously undervalued for their strategic impact because they represented only a small percentage of total forces, the Union and Confederate navies we

One of "The Most Fascinating Books WIRED Read in 2020" "One part science book, one part historical narrative, one part memoir . . . harrowing and inspiring.”�