energy

  • Terra-Gen Power Closes $1.2B in Financing to Build Nation's Largest Wind Farm

    Terra-Gen Power announced closing $1.2 billion in construction financing and wind turbine orders. The company will build four wind power projects for the Alta Wind Energy Center in Kern County, California, for which Vestas-American Wind Technology will provide 190 turbines with a capacity of 570 megawatts. This is the largest number of wind turbines ever ordered for a single site in the… Read More

  • China now the world's top energy consumer (but the U.S. has become more energy efficient)

    Is there a green movement in China? Maybe there ought to be, considering the numbers that have just come out. China is now the planet’s number one consumer of energy, overtaking the U.S. in the process. But at the same time, the U.S. has improved its energy efficient more so than China, meaning that the U.S. can get the same amount of work done while consuming less, say, coal or oil. Read More

  • Solar Impulse, the solar-powered airplane, tries to fly 24 hours

    A solar-powered airplane, named the Solar Impulse, means to prove, once and for all, that harnessing the energy of the Sun is a good and practical idea. I mean, why would we try to capture some of the energy put out by a completely free nuclear reactor hanging in the sky? The plane took off from Switzerland a little bit ago, and will try to fly for 24 hours without stopping. Here’s… Read More

  • CleanTech Venture Investments Total $2 Billion In Q2, Exits Reach More Than $8 Billion

    Clean technology remains one of the hottest areas of venture funding. In the second quarter, cleantech venture investments worldwide totaled $2.02 billion across 140 companies, according to market research firm Cleantech Group and Deloitte. The numbers are in line with last quarter’s $2.04 billion, but 43% higher than one year ago. Exits for the quarter totaled more than $8 billion… Read More

  • OPower to Expand to West Coast, Names iLike Founder Hadi Partovi to Advisory Board

    Energy efficiency tracking company OPOWER added Hadi Partovi to its Technology Advisory Board and will open new offices in San Francisco next month. The Arlington, VA based company’s 10,000 square foot office in San Francisco’s South Park neighborhood will have room for between 75 and 100 employees, a large part of which will be engineers. “We signed a two-year sublease… Read More

  • New solar cells printed on paper

    Everyone loves the idea of solar energy. The three big challenges are that solar cells are expensive to produce, they’re not very efficient, and you need some means to store the energy collected. I’d heard of solar shingles before, which are basically roofing shingles with solar cells in them, but now word is coming out of solar cells printed on paper. As usual, the technology is… Read More

  • Aquafairy FC Stick: Efficient mini fuel cell for gadget fans (video)

    Fuel cells are on their way into the mainstream, even though the commercially available models are still pretty pricey. But there are companies like Kyoto-based Aquafairy [JP], for example, preparing affordable fuel cells, too. Their four new fuel cells are intended to make gadget fans in particular happy: the micro FC Stick (0.8W), the FC-Stick (2W), the FC-Cube (3W) and the FC-Cube Dual (6W). Read More

  • John Doerr On Bloom Energy Launch: "This Is Like The Google IPO"

    John Doerr On Bloom Energy Launch: "This Is Like The Google IPO"

    After eight years of operating in quasi-stealth, Bloom Energy came out with a bang today at an event in Silicon Valley attended by Arnold Schwarzenegger, Colin Powell, Larry Page, John Doerr, and executives from eBay, Walmart, Coca-Cola, and FedEx. All of the big-name companies, including Google, are beta customers of Bloom’s distributed energy fuel cell technology (which was the subject… Read More

  • Walking and jumping and generating energy, oh my

    Sometimes I’m assigned stories and I’m like, “Really? If you insist, boss.” This is one of those stories. It’s a collection of sidewalks, or derivatives, that “work while you wait.” Yup. Read More