Microbial fuel cells, as they're called, have been around for more than 100 years. They work a little like a battery, with an anode, cathode and electrolyte – but rather than drawing electricity from ...

Toyota last week unveiled its third-generation hydrogen fuel-cell stack, demonstrating continued commitment to fuel cells alongside battery-electric vehicles. In a press release, the automaker ...

The fuel cell's 3D printed cap peeks above the ground. The cap keeps debris out of the device while enabling air flow. New fuel cell harnesses naturally occurring microbes to generate electricity Soil ...