OpenAI CEO Sam Altman is leaving the board chair of fusion startup Helion amid reports that the two companies are in early talks for a power agreement. The potential deal could give OpenAI a share of Helion’s future production, which aims for five gigawatts by 2030 and 50 gigawatts by 2035. Helion, which raised $425 million last year, is developing a magnetic‑based reactor that directly converts fusion energy into electricity. Helion confirmed Altman's departure but did not comment on new customer agreements beyond existing deals with Microsoft and Nucor. Read more →