National Public Radio: The electricity grid in the U.S. wastes power and discourages the use of renewable sources of energy like solar and wind. The grid still relies on technology from the 1960s, says journalist Joel Achenbach, who wrote about the nation’s electrical infrastructure in an article in July’s National Geographic magazine. In an interview on NPR’s Fresh Air, Achenbach tells contributor Dave Davies that most people don’t think about the way electricity from a power plant hundreds of miles away …