UKAEA leads the world in fusion energy research with a wide range of programmes covering plasma science, robotics, materials testing and development, and tritium science.
Our scientists and engineers are working with partners in the UK and around the globe
developing the technology to sustain this process on Earth to create a new source of
sustainable energy.
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Fusion energy in brief
Fusion can help meet the world’s rapidly growing demand for energy as a safe, low-carbon source of base load energy supply.
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Fusion energy questions
Our answers to fusion energy questions we are often asked.
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How fusion energy works
In a fusion reaction, energy is released when two light atomic nuclei are fused together to form one heavier atom.
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Teach fusion energy
We aim to reach learners at all levels of education to help them see the opportunities for themselves in the fusion workforce.
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The tokamak
We are researching the tokamak – the most successful fusion energy concept yet developed.
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Why we need fusion energy
Fusion promises to be a safe, low carbon and sustainable part of the world’s future energy supply.
Fusion energy for beginners
How fusion works – a simple explainer.
Fusion Energy 101
A game-changer for future energy supply
We worked with the Sustainable Markets Initiative Fusion Task Force and the Energy Institute to produce this guide to fusion energy.
What is fusion energy?
…in under 1 minute…
From Sun to Earth
The story of fusion energy