Gates-Backed TerraPower Secures $650M for Expansion

Bellevue-based nuclear power company TerraPower has raised $650M. The funding follows the start of construction on its first nuclear reactor and energy storage system, called Natrium, in Wyoming last year. TerraPower plans to use the new capital to expand reactor development both in the US and internationally. The company is also advancing a medical isotopes program focused on cancer treatment