U.S. scientists have scored a breakthrough in fusion technology, showing for the first time that humans can wield the technology in a controlled reaction that combines atoms to create a net increase in energy, a major breakthrough that could eventually lead to a new source of clean, inexpensive power, Energy Secretary Jennifer Granholm said Tuesday.
"It’s the first time it’s ever been done at a laboratory. Simply put, this is one of the most impressive scientific feats in the...