Is this the start of a trend in which automakers make money retrofitting older cars?

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

The rumor mill says an all-electric shortened Panamera could grace the show stage in Frankfurt, with 250 to 300 miles of range.

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

If imitation is the sincerest form of flattery, then Elon Musk is likely blushing.

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

Tesla is a tempting target, and NextEV has deep pockets.

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

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.

University of Cincinnati students score big in the 2015 perFORM Building Design Competition.

Finn the conservation dog was trained to sniff out pesky rabbits, and in the process he protect native plants and threatened Humboldt penguins.

Companies looking to be more humane are trying out a gassing method instead of electric shock.

MNN exclusive: He's driven an electric RAV4 (powered by the sun) for more than eight years. Now, the actor-activist comes to MNN to talk about its new iteration

Network's "EcoAd" campaign misleads consumers, say four environmental organizations.

Fair Isle, with a population of 60, is looking for someone with a sense of adventure — and a nursing certificate.

The project will utilize a 2,000-meter barrier, making it the largest floating structure ever deployed in the ocean.

A recent interview with President Obama reveals he hasn't given up of the climate issue.

Transition to clean energy meant to provide a proof of concept to other island nations in the Caribbean.

Researchers tagging juvenile sharks have confirmed where these youngsters spend the first year of their lives.

Typically thought of as a tropical climate pattern, the influence of La Niña spreads as far as Antarctica.

Republican presidential hopeful says the plug-in hybrid is an 'idea whose time has not come.'

Elon Musk's cherry red Tesla Roadster, which was shot into space aboard the Falcon Heavy rocket, is currently on cruise control at a leisurely 34,000 mph.

Designer Benjamin Jones wants to erect the Sustainable TreeHouse, an eco-friendly 'interactive playground' on New York City's Governors Island. But he needs you

A young New Yorker buys, via Craigslist, an uninhabited 91-acre island in Lake Superior with plans to create a small, sustainable artist residency while keeping

British artist Richart Sowa has taken more than 100,000 plastic bottles and built an eco-friendly Mexican getaway powered by energy from the waves and the sun.

Rabbit Island residency programs encourage artists to incorporate conservation, ecology and sustainability into their work.

Check out this low-key spot for a rustic, Deep South experience.

If your preferred mode of transportation is by horse or bike, this is the place for you.

Although only 22 miles away from L.A., Catalina is a completely different world.

Conservation plays a big part in the development of this laid-back island, where golfing, seafood and bird watching are top-notch.

Prince Edward Island is Canada's smallest province in terms of area, but it is one of the country's most prominent in terms of tourism and the environment. Many

Malaysia's Penang Island is one of the most unique places to travel in Southeast Asia. As a beach destination, it pales in comparison to the region's best stret

Jeju Island is not on many Western tourists' radar. This speck of land off the southern coast of South Korea is hugely popular amongst domestic tourists and is

Sardinia's true magic, especially from a nature-lover’s perspective, is its interior and its less-accessible sections of coastline.

Material from the Great Pacific Garbage Patch to be collected, melted down and rebuilt into a floating paradise for green tourism.

The great Pacific garage patch is giving sea striders a place to breed out on the open ocean, changing the natural environment there, new research suggests.

Tern Island is so besieged by garbage it may become the first U.S. hazardous-waste site whose main problem is plastic.

Divers scoured remote Pacific atolls to collect the garbage, some of which had entangled sea turtles.

By 2032, everything will on the Danish island of Bornholm will be recycled, repaired or reused.

Going for the guzzlers when oil prices are cyclical simply isn't smart.

Seafood fraud remains rampant in the U.S., according to a new investigation by Oceana, with one in five samples mislabeled.

Despite lawsuits, the DOE awards the all-electric auto manufacturer its first big government loan.

White ravens are spotted occasionally on Vancouver Island, but they don't seem to stay for long.

Hurricanes keep coming through, destroying homes and beaches, yet tenacious residents keep on rebuilding. While this endless process of destruction and construc

Will one conservation photographer's images be enough to save an important protected area from development?

The 20-year-old wunderkind's impossible dream of cleaning up ocean plastic is becoming a reality.

Cassandra Lin and her classmates provided enough biodiesel to heat 210 homes in Westerly, Rhode Island.

Fifteen-year-old Cassandra Lin is changing her community, her state, and her world, one pot of grease at a time.

Build enough Powerwall batteries and you can run the world on renewable resources.