Cheap solar panels could be made from oxidized metals

Researchers at UC Berkeley have discovered that what looks like junk may actually open the doors to a treasure of solar energy.

Greenvity launches hybrid chips for energy-efficient smart meters

Chip startups are a rarity, but Greenvity Communications, believes it has found a defensible niche in tiny energy efficient radios.

Marissa Mayer and Menlo Ventures invest $13.9M in Getaround

Getaround, the car-sharing marketplace that makes it dead easy to take a spin in a stranger’s car, has pulled in $13.9 million in first round funding from an all-star cast of investors: Menlo Ventures’ Shervin Pishevar, Eric Schmidt’s Innovation Endeavors, …

Do-it-yourself: How to build your own electric car, hacker style

By day, David Brown is a security consultant at Booz Allen Hamilton. But in his spare time, he’s one of a growing number of do-it-yourself electric vehicle creators. In the past couple of years, Brown retrofitted a 1974 Volkswagen Beetle …

Paul Allen’s firm bets on cleantech startup that turns natural gas into chemicals

Siluria Technologies, the San Francisco-based cleantech company that is developing a technology to turn natural gas into transportation fuels and industrial chemicals, announced it has raised $30 million in investment for its third founding round.

With over $63 million in …

Carpooling targets the U.S. market with investment from Daimler

Being a backseat driver may no longer be a bad thing. Luxury car brand Daimler AG just invested an undisclosed amount in ride-sharing startup Carpooling.

Although Munich, Germany-based Carpooling declined to specify the size of the investment, other sources indicate …

EcoScraps makes millions getting stores to buy back their own garbage

It’s hardly a secret that Americans not only consume massive amounts of food everywhere but also throw massive amounts away. Fortunately, a scrappy startup called EcoScraps is doing its part to remedy one of these problems. The company announced today …

Desperately seeking Google: Facebook’s open-hardware crusade is still missing its biggest player

When Facebook decided to open-source the hardware that makes its data centers some of the most energy-efficient and innovative in the tech industry, others tech giants were eager to join in and open-source their Internet hardware as well. But not …

Apple gives in to green pressure, calls EPEAT breakup “a mistake”

Apple made a bit of a whoopsie last week when it withdrew from EPEAT’s green certification program. Now, the MacBook maker is back on board with the environmental organization and is eager to get its seal of approval for Apple …

Apple withdraws from green gadget certification program

Apple products will no longer bear the EPEAT seal of approval that adorns environmentally friendly tech products.

The iDevice maker has backed away from EPEAT (Electronic Product Environmental Assessment Tool) because Apple products such as the new Retina display MacBook …

Uber targets masses with cheaper hybrid car service

A car service, not for the rich, but for the rest of us. It’s a novel idea, and its time has come, thanks to on-demand car service startup Uber, which will soon start offering patrons a hybrid vehicle option for …

Nest goes big in Texas with utility distribution deal

Thermostat maker Nest is joining forces with its first utility company, Reliant of Texas. The energy provider plans to distribute the smart thermostat to customers who sign up for the Reliant Learn & Conserve two-year plan.

The Nest thermostat attracts …

Good-bye solar? Greentech investments shift to consumer tech and electric vehicles

The green technology investing boom has slowed. But if you ask investors, greentech isn’t disappearing, it’s just changing.

Between 2006 and 2007, cleantech and greentech emerged as hot terms in the investor vernacular. Startups focused on big-picture energy needs, including …

Nissan’s Leaf charger will soon power your home for two days

Those in the market for a new car may want to give Nissan’s fully electric-powered vehicle, the Leaf, another look after the company’s latest announcement.

The company said that its Japanese customers will now start receiving Leaf-based EV Power Stations …

Spotlight on hybrids: 4 of top 6 Le Mans contenders are hybrid race cars

[ UPDATED ]

Sorry, NASCAR fans. Probably the most important motorsport event in the world is 24 Hours of Le Mans. It’s the world’s oldest continually-running car race, and somewhat surprisingly this year, four of the top six contenders are …

Is solar right for your business?

It’s a question that puzzles many CEOs: Is going solar the right choice? Even though solar is the most mature renewable technology, tested in multiple residential and commercial installations, business leaders are still uncertain about making the move. As rebates …