NEWS: Nvidia and Siemens reveal fusion energy partnership at CES 2026

Nvidia, Siemens, and Commonwealth Fusion Systems took to the CES main stage to announce a nuclear fusion partnership. (Fast Company)

  • The trio is using Nvidia’s AI infrastructure and Siemens' industrial data to create a virtual replica of Commonwealth’s SPARC prototype fusion power plant, which is currently 70% complete in Massachusetts.

  • By testing scenarios in the digital twin, the group hopes to compress years of manual experimentation into weeks, accelerating the timeline for fusion to power the AI boom.

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