An animation shows the components of a new modular battery system for electric vehicles and plug-in hybrids.
The device harnesses both sunlight and mechanical energy.
A new heater cable lowers the cost of separating oil-like fluid from rock.
EV Innovations is unveiling a commuter-vehicle prototype tomorrow.
The first mechanically activated catalyst might be used in self-healing materials.
Segway is trying to reinvent urban transportation--again.
The technology could help the United States deal with the issue of nuclear-waste storage.
The ailing automaker bets on an incipient U.S. battery industry.
The planned plug-in hybrid car is at the core of the automaker's attempt to reinvent itself. But will the car be a commercial success?
The plug-in hybrid could communicate with utilities to optimize power use.