HyPoint and Piasecki reach $6.5M deal to develop hydrogen fuel cells systems for eVTOLs – TechCrunch
A quick survey of many of the most highly valued electric vertical take-off and landing companies shows one thing in common: All of them are developing aircraft powered by batteries. But a growing suite of aviation companies, turned off by what they see as the energy density limitations of lithium-ion batteries, are turning instead to…