Global Investments In Nuclear Fusion Surge 69% To $4.5B

Global private investments in nuclear fusion hit a record $4.48 billion in 2025, in large part driven by the booming energy demands of AI data centers and rising global energy security concerns. According to the Fusion Industry Association (FIA), confidence in the viability of nuclear fusion technology is growing, with ~71% of fusion companies now expected to deliver commercial power to the grid by the 2030s. And that confidence is now translating into tangible dollars and infrastructure with fu