Shares of FuelCell Energy Inc. FCEL slipped 7.13% to $5.21 Thursday, on what proved to be an all-around positive trading ...

More than $14 billion in clean energy investments in the U.S. have been canceled or delayed this year, according to an ...

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

Fuel cells that run on hydrogen are efficient and emit water vapor instead of exhaust. But so far, the technology is still ...

A new lightweight sodium metal fuel cell could enable practical electric flight by surpassing the limits of lithium-ion ...

Researchers at MIT have revealed a new energy storage solution that surpasses today’s lithium-ion batteries in energy density ...