Imagine a world without recorded sound. From film soundtracks to car alarms, many of us are so steeped in sound at every moment that we would instantly notice its absence. Since the inception of radio in 1895, we have steadily increased the technology and tools for making and sharing sound. Each step has made it easier and less costly for a person with a microphone and some equipment to capture...

In the summer of 2007, a young scholar named Rhondda Robinson Thomas attended a new faculty orientation at Clemson University. Thomas was unfamiliar with Clemson, which is a public, land-grant research university in South Carolina, and was surprised to learn that the campus was built on the site of American statesman John C. Calhoun and Floride Calhoun’s Fort Hill Plantation. In fact, their home...

In 1900, Iowa was the tenth largest state in the country. A hundred years later, it was the thirtieth largest and had experienced the biggest decline in its population rank of any state. Today, Iowa is at a crossroads. Its population is more urban, less white, and more environmentally challenged than its longtime reputation suggests. In a new book, Green, Fair, and Prosperous: Paths to a...