Bill Gates Says He’s Ready to Put Billions Into Nuclear Power

Bill Gates said he’s prepared to plow billions of dollars into a next-generation nuclear power plant project in Wyoming to meet growing US electricity needs.

TerraPower LLC, a startup founded by Gates, broke ground for construction of its first commercial reactor last week in Wyoming, where a coal plant is shutting down, the billionaire co-founder of Microsoft Corp. said on CBS’s Face the Nation. TerraPower has explored simpler, cheaper reactors since 2008 and expects to complete the new reactor in 2030.

“I put in over a billion, and I’ll put in billions more,” said Gates, the world’s sixth-richest ...