A battery-swapping startup’s innovative system for charging electric vehicles suffered from overreach and limited consumer demand.
The history of electric cars is long and full of false starts. But it looks as if the latest wave won’t be turned back.
Wind and solar get all the attention, but a key path to lowering emissions involves finding a less expensive way to do carbon capture.
A battery made of cheap materials could store power when it’s windy for use when it’s not.
A hydrocarbon-sorting material could replace energy-intensive oil refining steps.
A new type of fuel cell could make CO2 storage cheaper, but it could also prove to be a good way to pump more oil out of the ground.
A 19th-century idea might lead to cleaner cars, larger-scale renewable energy.
New prediction models can allow utilities to rely more heavily on wind and save millions.
Composite and 3-D-printed components will mean jet engines that use 15 percent less fuel.
Smart grid technology has been implemented in many places, but Florida’s new deployment is the first full-scale system.