The nascent nuclear fusion industry in the United States has asked the Trump administration for billions in financial support in order to advance the technology, which is seen as one of the most promising for the future—but also one of the most challenging. “Now is the time for the U.S. to make a significant investment, and that means over a billion dollars per year in annual appropriations and a one-time infrastructure investment,” the chief executive of the Fusion Industry Association, Andrew Holland, said this week, as quoted…