A new catalyst made from iron, nitrogen and carbon has achieved a performance milestone that could help reduce the dependence...

Electric-vehicle batteries are often described as the heart of the car, but researchers are increasingly focusing on another question: how...

Sodium-ion batteries are moving closer to the center of the global energy-storage conversation, and a new optical sensor may help...

Smartphones, smartwatches and small drones may soon have access to a different kind of rechargeable power source—one designed not only...

A waste stream once viewed as an expensive environmental liability could become an active ingredient in safer, longer-lasting batteries. Researchers...

Liquid battery electrolytes have long been described as if they were simple recipes: a salt dissolved in a solvent, perhaps...

A quiet chemical reaction hidden in ordinary rocks may be capable of converting sunlight into usable energy without the help...

Offshore wind is often presented as one of the clearest routes toward a low-carbon energy system: turbines harvest powerful marine...

Halide cathode materials, once sidelined because they dissolve in conventional liquid electrolytes, are emerging as potential game-changers for all-solid-state lithium...

Sodium-ion batteries are moving closer to the center of the global energy-storage race, and a new study from Japan has...