Helion raises $2.2B to commercialize fusion energy

Helion Energy, a clean energy company committed to creating a new era of plentiful, zero-carbon electricity from fusion, today announced the close of its $0.5 billion Series E, with an additional $1.7 billion of commitments tied to specific milestones. The round was led by Sam Altman, CEO of OpenAI and former president of Y Combinator. […]...