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Lithium-6 is essential for producing nuclear fusion fuel, but isolating it from the much more common isotope, lithium-7, ...

Proxima Fusion, a Munich-based nuclear fusion technology company, aims to start a test reactor in 2031 as it works towards commercial electricity production later in that decade, its chief executive ...

A Knoxville-based fusion powerhouse says it's solved the fundamental science of harnessing the sun's power to produce electricity.