Fusion startups have drawn more than 10 billion USD in investment as they rush to build fusion reactors capable of putting power on the grid. The article explores the different approaches startups are taking, including magnetic confinement using powerful magnets. https://techcrunch.com/2026/03/21/how-fusion-power-works-and-the-startups-pursuing-it/ #Tech #Startup #News #DeepTech #ClimateTech