London won’t rejoin the EU’s Euratom programme after missing out on too many big fusion construction contracts. It could find a workaround to stay partially involved in ITER, but that will need agreement of the project’s founding members – including Russia
$1.4B has been raised and 13 fusion start-ups have launched in the past year globally. But the industry now faces a valley of death as it tries to attract fresh money to build nuclear fusion prototypes