Iowa City, Iowa, Aug. 11, 2025 (GLOBE NEWSWIRE) -- SunHydrogen, Inc. (OTCQB: HYSR), developer of a breakthrough technology to produce renewable hydrogen using sunlight and water, today announced the successful live operation of its 1.92 m² (20.7 sq. ft.) hydrogen module. A video of this demonstration can be found at https://www.sunhydrogen.com/video. Conducted in an open prototype housing, the demonstration marks a pivotal milestone in the company's path toward commercial-scale, renewable hydrogen productio ...