green tech

  • A123 Systems Spinoff 24M Technologies Raises $16 Million

    Energy storage system producer 24M Technologies spun out of lithium-ion battery maker A123 Systems today to become a separate venture. The company raised a $10 million Series A funding round from Charles River Ventures and North Bridge Venture Partners. Read More

  • Flying Green: The Possibilities And Challenges Of Electric Aircraft

    Airplanes release greenhouse emissions into the atmosphere and require enormous amounts of fuel to fly. A Boeing 747 can consume up to five gallons of fuel per mile. But what if planes could be powered by electricity? Though they won’t replace passenger airliners anytime soon, small, zero-emission, electric planes are flying today. Engineers have been pursing electric flight for decades. Read More

  • The Top Ten Apps To Make You More Green

    There’s an app for being green, and by an app, I mean a slew of apps. These iPhone apps range from offering general sustainability tips and games to store and product directories. A lot of green apps focus on offering general tips for everyday actions you can take to help make a difference, which really doesn’t take advantage of the iPhone’s capabilities. Below are the top… Read More

  • Portable Solar Panel Keeps USB Gadgets And Cell Phones Charged Off The Grid

    A new charger from Horizon Fuel Cell Technologies can help power your gadgets when there’s nowhere to plug into but the sun. The Sunbox USB has a panel that can be attached outside of a house or tent that connects to a box with several charging ports. Horizon claims the unit can power an LED light included with the device for as long as 11 hours, so long as the panel sees the six to… Read More

  • The Heat Is On: There Is Plenty Of Geothermal Energy Underground, We Just Need To Get To It

    Most green technologies gather energy above ground, but like Jules Verne, we want to take you on A Journey to the Center of the Earth. Alright, not even close to the center, but deep down nonetheless, where naturally occurring hot water can be turned into clean energy above ground. It is estimated that the amount of heat within 30,000 feet below the earth’s surface holds potentially… Read More

  • Entech Solar Raises $6.95 Million

    According to SEC documents, Entech Solar raised $6.95 million, primarily from Quercus Trust, which owns 54% of the company. The Fort Worth, Texas based company makes concentrating photovoltaics and tubular skylights meant to replace office and school lighting with sunlight. Read More

  • Stanford Heats Up Solar Power With New Harnessing Technology

    A Stanford University research group says it found a way to more than double current solar power production efficiency. The technology uses both light and heat from the sun and is inexpensive enough that, if it pans out, it might be able to compete with oil. Most current technology can either convert light into electricity at relatively low temperatures, or convert the sun’s heat at… Read More

  • Soladigm Smart Window Maker Emerges From Stealth, Announces Plan To Build Plant In Mississippi

    Smart window startup Soladigm announced today its plans to build a factory in Olive Branch, Mississippi. The Khosla Ventures and Sigma Partners backed company makes dynamic glass windows that can be tinted on demand to block excess light and heat. Founded in 2007, Soladigm has been operating in stealth until now. The company employs about 50 people in its Milpitas, California headquarters… Read More

  • Canada Sinks $5.5 Million Into River Turbine Technology

    Canada is testing the water for modular river turbines. The project, led by Renewable Energy Research, received $5.5 million in funding from Sustainable Development Technology Canada and the government of Quebec. RER will install two turbines in the St. Lawrence River. Read More

  • Nissan Sprouts Leaf Rollout Plans

    Nissan‘s Leaf is almost ready to be picked. The company announced its all-electric car will be available to buy as early as December, but only for those in California, Washington, Oregon, Arizona and Tennessee. Other parts of the country will have to hold their horsepower a little bit longer. Nissan chose to release to those five states first because they’re home to the EV project… Read More

  • Porsche Revving Up All-Electric Sports Car

    The electric sports car scene is heating up with Porsche‘s confirmation of a new all-electric sports car based on its Boxster. The company is conducting daily tests of three research cars to study battery systems and electric drive components. Porsche President and CEO Michael Macht said in a statement that Porsche will “definitely be offering electric sports cars in the… Read More

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