It’s pretty obvious that electricity is the future for our cars. But as any EV owner now can tell you, it has some limitations. Range and charging times are their biggest limitations, but the Toyota ...

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 ...

A Mainspring linear generator in California. Mainspring Energy said it signed a memorandum of understanding with American Electric Power to pilot its linear generator technology in Oklahoma. The pilot ...

Pacific Gas and Electric Company (PG&E) has deployed a "linear generator"—a new mobile power generation technology using natural gas and directed renewable biogas to displace existing diesel ...