The following cars represent the most technically advanced available.
Lambo wants in on the new wave of hybrid supercars, so it's brought the 910-horsepower Asterion concept to the 2014 Paris Motor Show.
Volvo expects to launch its first plug-in hybrid, an SUV, in the US next year.
Toyota isn't exactly pricing its first hydrogen fuel cell vehicle to move. But it does appear to be price competitive with the Tesla Model S.
The Japanese government is getting behind fuel-cell vehicles in a big way. This follows recent comments from a Toyota executive that battery-powered cars are not the future of long-range alternative fuel cars.
Drivers of properly decaled, fully electric or plug-in hybrid vehicles will retain access to carpool lanes in California for a few years more.
We round up eight car technologies that you can add to update the ride you already own.
By reducing energy use in its hybrid cars' power control units, Toyota claims it can increase fuel economy by 10 percent.
A report on Barron's looks at BMW's long-term commitment to electric vehicles and suggests it represents a market threat to Tesla Motors.
During a presentation of its five-year product plan, a Chrysler spokesman said the company would focus on mild hybrid drivetrains in its vehicles.
After a little more than three years on the market, the plug-in hybrid Volt is approaching 60,000 units sold. Is that enough momentum to compete with the mind share of the Prius and Tesla? We ask General Motors.