First Light Fusion
Research ServicesEngland, United Kingdom51-200 Employees
First Light Fusion Ltd is a lean, science-focused company conducting research into energy generation through inertial fusion energy. It originated as a spin-out from the University of Oxford in 2011 and is based near Oxford, at Mead Road Unit 10 in England. The organization operates with a small-to-mid-sized footprint and maintains close collaboration with the academic community in the UK and abroad. Its work centers on advancing practical approaches to fusion energy through rigorous research and experimentation. In 2026, First Light is advancing the FLARE Fusion Energy concept, described in coverage as a novel approach to inertial fusion energy with the highest energy gain reported to date. That year the company also signed a memorandum of understanding with Locai Labs to explore potential use cases for the Locai AI model in high energy density physics and inertial fusion research.
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