Researchers at the Massachusetts Institute of Technology (MIT) have developed a sodium-air fuel cell that could power future transportation, including electric aircraft. The fuel cell approach ...

Fuel cells powered with the metal could provide a new source of electric power that's far more energy-dense than lithium-ion batteries. A new type of fuel cell that runs on sodium metal could one day ...

The race to completely transform the aviation industry from one of the world's largest polluters into a more environment-friendly affair is constantly heating up, and it also takes on new, rather ...