January 20, 2015
Nuclear energy is suddenly fashionable -- as new companies are looking to supplant the world's large, uranium-fueled nuclear reactors with kinds that use different fuels and coolants or perhaps even replace fission with fusion.
Two weeks ago, Martingale Inc. unveiled its plans for a molten-salt reactor. Last summer, LPP Fusion raised $180,000 on IndieGoGo to finance some of its research. And these two companies are competing with half a dozen other innovators -- some with deep-pocketed backers.