Complex sentence: The Plasma Pencil was the subject of wide media coverage including a mention in an article in National Geographic (February 2006 issue), ABC online news, and was featured in a couple of science/technology shows on the History Channel and the Smithsonian Channel.
Split into simpler sentences: The Plasma Pencil was the subject of wide media coverage including a mention in an article in National Geographic (February 2006 issue), and ABC online news. It was featured in science/technology shows on the History Channel and the Smithsonian Channel.