National Grid Ventures (NGV) plans to install what it's calling the world's first commercially-deployed, 100% hydrogen-fueled ...

Toyota is hot on hydrogen fuel cells for its next-generation cars, but it’s not going cold on internal combustion just yet. The company’s R&D division has developed a Free Piston Engine Linear ...

Technical Terms Free-Piston Engine Generator (FPEG): A system in which the piston moves freely within the cylinder, converting combustion energy directly into electrical energy via a linear generator.