robotic eel

Robotic eel tracks down pollution in lakes

The modular robot could swim through bodies of water to detect and find the source of pollutants.

Latest Stories in Technology - Page 437

  • Green Citizen

    Effective Electronic Recycling: Green Citizen

    June 24, 12:56 PM by Justin Thomas in Gadgets

    Green Citizen is a company in Palo Alto, California that specializes in recycling electronics — really thoroughly. They aim to be a one-stop shop for convenient, accountable and responsible electronics recycling. Ricky, a Treehugger reader, was

  • Citizen_Clock2.jpg

    E Ink Clock : About Time

    June 24, 7:53 AM by Tim McGee in Gadgets

    Electronic ink is an idea (E Ink is the company) that has been just a year away from major deployment for about 5 years now. The latest reincarnation of my E Ink fantasies has been floating around the net for a few days and I only heard about it today!

  • Blockbuster-logo.jpg

    Blockbuster - A Product Service System (PSS)

    June 24, 7:21 AM by Warren McLaren in Clean Technology

    It’s not that we are fond of megalithic multi-nationals but we wanted a vehicle to demonstrate two things. 1. that the ubiquitious POTS (person-on-the-street) has already embraced, albeit unknowingly, Product Service Systems (PSS) and 2. that there’s

  • TH_sunovenmain_062205.jpg

    Villager Sun Oven: Break Out The Big (Solar) Guns

    June 23, 8:30 AM by Dominic Muren in Solar Technology

    There are those of us who barbecue on Sundays, or bake bread for the week, or for a special occasion. And for most of us, our climate, and the extra hassle might make using a solar cooker just a little more of a project than we're prepared for. But,

  • palmcell.jpg

    Medis Technologies to Sell External "Palm Cell" for Mobile Phones

    June 23, 7:30 AM by John Laumer in Gadgets

    Medis Technologies announced that it has entered into a cooperation agreement with one of the largest mobile operators in the U.S., for the purposes of market testing and introduction to the market of Medis' fuel cell Power Packs as a secondary power

  • windup-radio-FR300.jpg

    Eton Emergency Crank Radio

    June 21, 10:44 AM by Warren McLaren in Gadgets

    Someone was thinking. How to keep your radio audience listening all the time? One way would be to offer them a radio that will operate no matter where they are. Something just like the Eton, for example. Crank it for a minute and half and you can tune in

  • continuous_flow_system_ink.jpg

    New Ink Jet Printing System Without Cartridges

    June 21, 8:30 AM by Justin Thomas in Gadgets

    Anyone had experience with one of these? They are called Continuous Flow Systems (CFS) for inkjet printers. The ink is kept in bottles outside of the printer. Miniature tubes bring the ink inside the printer to the printer head. The companies offering

  • bob-solar-00.jpg

    Blog About Residential Solar-Power Project

    June 20, 8:38 AM by Michael Graham Richard in Solar Technology

    Bob's Solar Project is Bob Goodsell's blog about his solar adventure. It all started in March with: "I'm installing a solar-electric system in my house this year, and I'll be tracking the progress here," and now, almost four months later, Bob has got

  • KSol_SunCook.jpg

    KSol & Sun Cook: Cook With The Sun

    June 20, 6:31 AM by Paula Alvarado in Solar Technology

    At the Terra Foundation website (remember the Horturba table?) we found two interesting alternatives to take advantage of the solar heat to cook outdoors without electricity or gas expenses, and reducing smoke emissions. First, the parabolic solar

  • TH_brotherfast.jpg

    The Brother "Cobra": Ultra Fast Prints + Ultra Low Power

    June 16, 1:06 PM by Dominic Muren in Clean Technology

    Businesses which depend on printed documents and tight schedules have long relied on getting the fastest print times possible to keep their offices running. But these high ppm ratings come at an extreme energy cost, because fast printers have

  • Corbin.jpg

    Retrobox: Recycling Computers For Profit

    June 16, 11:26 AM by Justin Thomas in Gadgets

    RetroBox is a computer recycling firm, which also accepts electronic devices, dismantling them for recycling, but also reselling their components. Pictured here is the CEO of RetroBox, Stampp Corbin. He says there is money to make in recycling, and he

  • S8812171281.jpg

    Button-Battery Sized, Propane Fuel Cell for MP3 Players and Beyond

    June 16, 7:30 AM by John Laumer in Gadgets

    "PASADENA, Calif.--Engineers have created a propane-burning fuel cell that's almost as small as a watch battery, yet many times higher in power density. Led by

  • Soldius1.jpg

    Soldius1 Solar Phone Charger

    June 15, 10:00 AM by Warren McLaren in Gadgets

    If this gizmo works as well as the promo blurb says, then Soldius, of the Netherlands, are on to a good thing. Applying a mysterious, unexplained technology called Maximum Solar Power Tracking (MSPT), the Soldius1 is apparently capable of charging a

  • frogsleap.jpg

    California Wineries Switch to Solar Power

    June 15, 8:23 AM by Kara DiCamillo in Solar Technology

    With recent shortages, the need for alternative energy in California is urgent and the vintners are realizing that the sun not only ripens their grapes, but it provides power to their wineries as well. Shafer Vineyards, one of Napa Valley’s most

  • digital-lookout-01.jpg

    Snooping on Nature with High-Tech Gadgets

    June 14, 8:59 AM by Michael Graham Richard in Gadgets

    A couple of months ago our friends at WorldChanging wrote about digital fire lookouts. Great little inexpensive devices that remotely monitor forests and can warn us of fires. They even run on solar energy. But we're going to go much farther than that

  • solar-biodiesel-pump-01.jpg

    Solar-Powered Biodiesel Pump in Santa Cruz

    June 9, 8:00 AM by Michael Graham Richard in Solar Technology

    This won't save the world, but it's nice to see that some people are going a bit farther than they need to, giving visibility to cleaner ways of getting things done and certainly inspiring others to go ahead with their projects. Jorah Roussopoulos and

  • solarwebworks.jpg

    Solarwebworks & EcoSky - When More is Better Than Less

    June 8, 9:08 AM by Warren McLaren in Gadgets

    Back in December '04 we ran a story on AISO, an Internet Service Provider (ISP) who were 100% sun powered. At the time they appeared to be on their lonesome. Yet, now we seem to have a post a week on such things. Can only be all good. So, why not mention

  • greenips-logo.gif

    After Eco-Web Hosting, Green Broadband

    June 6, 7:04 AM by Michael Graham Richard in Gadgets

    We wrote about eco-friendly web hosting a few times already. The next logical step is to have a look at what can be done on the internet service provider (ISP) front, and it just so happens that we recently found out about a British ISP that aims to be


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