For the first time, US scientists have achieved a fusion reaction with net energy gain. But the dream of limitless zero-carbon energy is still a long way from reality. The FT's Simon Mundy meets scientists and investors in the UK, France and US, to see how close we really are to commercial fusion power. Read more at https://on.ft.com/3GJl1JF

#energy #fusionpower #cleanenergy #zerocarbonemission #environment #scientists #investors

00:00 - What powers the universe
01:04 - ITER: the biggest experiment in human history
04:28 - What is fusion?
06:38 - Replicating the sun
08:38 - The US breakthrough
13:46 - The investors
20:40 - A new class of magnet
24:30 - Dream or reality?

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