Bill Gates-Backed Nuclear Power Startup, TerraPower, Gets $35 Million BY Ariel SchwartzTue Jun 15, 2010 Nuclear power, that oft-maligned source of clean energy, got a boost earlier this year when TerraPower announced plans to team up with Toshiba to build a hot tub-sized traveling-wave nuclear reactor. Now TerraPower is moving even closer to commercialization with news that investors--including Khosla Ventures and Charles River Ventures--are backing the startup with a cool $35 million. TerraPower claims it has already raised tens of millions of dollars, though it won't give exact figures. Unlike light-water nuclear reactors that run on enriched uranium, TerraPower's traveling-wave reactors run on depleted uranium that only needs to be replaced every 60 to 100 years. Based on known uranium reserves, TerraPower believes that its reactors could power the world for thousands of years without having to chemically reprocess fuel. TerraPower explains the science behind trave...
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