Reducing water consumption at solar thermal plants raises costs and decreases power production.
Startup Global Bioenergies uses genetic engineering to avoid one of the costliest steps in biofuel production.
An ingenious solar sticker made with techniques drawn from nanotechnology could turn almost any surface into a source of power.
A low-power, multiroom sensor network watches for drips and runs on a coin-cell battery.
Aquion has started production of a low-cost sodium-ion battery aimed at making renewable energy viable.
New devices address instability caused by high penetration of distributed solar.
Amprius’s silicon-based batteries are starting to appear in electronics.
Smartphone battle moves from software to hardware with a crucial component to cut power consumption and allow faster data transmission.
Low-cost materials could make storing hours of power from a wind farm economically feasible.
A startup called Siluria thinks it’s solved a mystery that has stymied huge oil companies for decades.