If you’ve been keeping an eye on the green hydrogen market, M-Spin just gave you a reason to pay extra attention. This UK start-up, spun out of Imperial College London in 2024, just closed a £1.2 million seed round and scored a £25,000 grant from the Henry Royce Institute. Their secret sauce? A novel metallic nanofiber mesh electrode that promises to supercharge electrolyser performance—and could...