New report calls for less damage in the development of biofuels.

Two companies, both with ties to Denmark, produce low-cost enzymes that can greatly reduce the cost of environmentally friendly biofuels made from agricultural

Twenty-three different groups want the government take more time to study the issue.

When the 43 NASCAR drivers start their engines for Sunday's Daytona 500, they will be doing so for the second year with American ethanol-blended fuel in their g

An ethical travel operator in Britain denounces carbon offsetting, but are ‘holidays closer to home’ a real solution?

Olivine is a miracle green rock that absorbs carbon dioxide naturally from the air.

My new bike has a lithium-charged motor that kicks in just enough added oomp to power me through hills and headwinds.

Video: Sabrina Bryan and Robbie Amell give you their eco-tips.

GM owners with an OnStar-equipped vehicle can earn some extra cash by renting out their autos.

Apply to the 30-Day Electric Bike Challenge and you could be selected to receive an e-bike for a month in exchange for swearing off the use of your car.

Two new studies decipher who prefers which kind of car, revealing unexpected attitudes that challenge many assumptions.

Automakers like Volvo, VW, BMW, Audi and Mercedes are going full speed ahead, aiming for autonomous cars on the road by 2025.

Autonomous vehicles will be ready soon — to ferry retirees around closed communities.

The city fleet will have 425 Leafs, Volts and Energis on the road by early next year.

The Lit Motors C-1 can cruise 200 miles on a charge, and even a truck can't pull it over.

Audi’s R8 e-tron sports car is finally a reality — with almost 300 miles on a charge.

Sales of plug-ins are a fraction of cars sold, but governments and industry are doing their part to make that number grow.

The introduction of the 2015 Kia Soul EV brings the notion of a practical, affordable all-electric car closer to the driveway.

OK, the sound is more like "eeeeeee," but it's still exciting international action, and it's coming to the U.S. in March.

Nine of the top 12 cars on the 2015 ACEEE list are either plug-ins or hybrids.

When the weather outside is frightful, battery performance suffers.

These guys aren't shy about taking on Tesla, but first they need to ramp up the factory for this 1,088-horsepower, 200 mph electric from Croatia.

The City of Lights is for lovers ... and pedestrians, bikers and transit riders.

By reducing the urban heat island effect, mass adoption of electric vehicles may even cut our air conditioning bills.

Next week Tesla will announce new home and utility solutions — but do they pencil out?

These plug-in supercars are big on sex appeal and horsepower — but you've never heard of the companies that make them.

how to sell electric cars

Running 2 groundbreaking companies at the same time, Musk succeeds by putting himself on the line more than anyone else, says author Ashlee Vance.

Proterra's new Catalyst is a lightweight, energy-efficient marvel with six times the efficiency of diesel.

Even under poor conditions, Venturi's 240 mph shakes things up at the Bonneville Salt Flats.

It was a combination of hubris, professional rivalry and a desperate bid for success in the American market.

A $2,500 download gets you a car that steers, brakes, accelerates and changes lanes.

Tesla Motors gets some high-powered competition.

The big Japanese auto show is all about plug-in and hydrogen cars — and some even drive themselves.

EV prices are falling, range is rising, and there's free fuel to sweeten the pot.

And no, we won't be able to use ringtones. (There will likely be standardized noises.)

Rimac's Concept One is a $936,000 supercar made in Croatia, and only 8 will be built.

Electric cars are really shooting off into the stratosphere, and it’s all Elon Musk can do to keep up.

BMW Vision Next 100

The deal with the Tesla Model 3: 215 miles of range, zero to 60 under 6 seconds, $35,000 — but read the fine print.

Millennials and lower-income consumers are in a buying mood. They think that brand matters, and Tesla is the ultimate brand.

VW is poised to reinvent itself as an EV-friendly treehugger.

The British vacuum cleaner kingpin will invest nearly $3B in developing an electric vehicle by 2020.

A ban on gas and diesel cars is the latest in Paris Mayor Anne Hidalgo's ongoing crackdown on air pollution.

Electric carmakers need more cobalt for their lithium-ion batteries. Tiny Cobalt, Ontario, aims to become a sizable supplier.

Reebook partners with architecture firm Gensler for 'Get Pumped,' a conceptual scheme in which health-conscious drivers rule the roads.

Muncie, Indiana, police department lets residents pay off parking tickets with donations to the local animal shelter.

Greeting people you pass on the street with a smile and "Hello" is good for you and them.

Escaped camel, cow and donkey in Kansas are 'halfway towards a live nativity.'

More than one-third of adults in the U.S. over 45 likely suffer from chronic loneliness, but creative housing solutions like these can change those numbers.