Ethanol has become a major part of America's energy landscape. It was first used in cars, and is now mixed into most gasoline sold in the U.S. This rise has been driven by environmental concerns, ...

If legend is to be believed, three disparate social forces in early 20th-century America – the temperance movement, the rise of car culture, and the Scots-Irish culture of the South – collided with ...

Monte Shaw, executive director of the Iowa Renewable Fuels Association, spoke at the Iowa Renewable Fuels Summit at Meadows Events Center in Altoona on Tuesday. (Jared Strong/The Gazette) Buy Photo ...