Add Yahoo as a preferred source to see more of our stories on Google. TerraPower, a Bill Gates–backed nuclear power start-up, received the federal green light to start building a power plant in ...

Founded by Bill Gates, TerraPower is one of the nuclear industry’s leading startups. But the fiery history of its cooling technology is raising alarms. Third in an occasional series on companies ...

After years in the wilderness, it’s a good time to be a nuclear startup. “For the first half a decade that I was telling people I was doing nuclear, I had to convince them, ‘Hey, here’s why nuclear is ...

A nuclear-power startup said it has found a workaround for the industry’s twin stumbling blocks: the expense and time it takes to build reactors. Project developer Alva Energy said it could add 10 ...

Bill Gates-backed nuclear startup TerraPower has been given the long-awaited green light to begin building nuclear components of its next-generation power plant. The Nuclear Regulatory Commission, a ...

The Trump administration’s bid for American energy dominance requires sustained attention, not public relations stunts.