To stay profitable, Tesla needs to keep cutting costs and selling more cars.
Advances like GE’s new hybrid wind turbines could make renewable energy more practical.
Tesla’s innovations could make EVs more competitive.
The U.S. Geological Survey doubles its estimate for the size of a huge U.S. oil and gas resource.
Disruptive technological changes are at work but utilities are hamstrung by outdates business models and regulations.
Smart grid technology has been implemented in many places, but Florida’s new deployment is the first full-scale system.
Coda Automotive's uninspired EV failed to rouse customer interest.
Berkeley Labs spin-off Points Source Power develops fuel-cell charger for Kenya powered by cookstove fires.
A novel chemical pathway could address the high cost of transporting cellulosic materials to make diesel fuel.
Niche provider SoloPower, which received state aid, is seeking an investor to keep operating.