Ideas A machine that could save us from war — and global warming
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Apr 10, 2026 Mustafa Bahran, Yemeni-born physics professor and nuclear scientist, reflects on fusion's promise. He describes fusion basics, the 2022 ignition milestone and its limits. He covers fuel hurdles like tritium scarcity and sustaining reactions. He surveys global approaches from tokamaks to laser and magnetized target methods and the engineering, funding and timeline challenges for making fusion practical.
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Fusion Could Reframe Global Conflict
- Mustafa Bahran argues fusion could remove energy scarcity as a cause of conflict, reshaping geopolitics and reducing wars over resources.
- He links fusion's limitless fuel from seawater to a future where control of fossil fuels no longer drives regional instability, citing the Middle East example.
Push Fusion Work Faster To Beat Political Drift
- Mustafa Bahran urges fusion researchers, engineers, and investors to accelerate efforts because political choices may worsen emissions while fusion develops.
- He warns timelines are uncertain and asks colleagues to 'work harder, faster' to increase chances fusion helps avoid catastrophic warming.
2022 Ignition Was A Scientific Milestone
- December 2022 ignition at Lawrence Livermore proved laboratory fusion output exceeded input for the first time, marking a major scientific milestone.
- Mustafa stresses this is ignition of the plasma shot, not full commercial energy, and remaining challenges include tritium supply and vessel integrity.