Low-cost fuel cell has higher energy density and produces chemical by-product that could absorb CO2 from the atmosphere ...

Fuel cells powered with the metal could provide a new source of electric power that's far more energy-dense than lithium-ion ...

Sodium–air fuel cells could unlock electric flight and clean transit, capturing CO₂ and outperforming lithium batteries.

Prototype packs triple the energy density of lithium-ion, they claim MIT boffins have built a prototype fuel cell using ...

Batteries are nearing their limits in terms of how much power they can store for a given weight. That's a serious obstacle ...

Hydrogen fuel cells, which power some electric cars, pack far more energy per weight than lithium-ion batteries. The devices ...

MIT researchers say the devices could pack three times as much energy per pound as today's best EV batteries - offering a ...