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  • Solar-powered butterfly chandelier is a fluttering mass of art and light

    by 
    Terrence O'Brien
    Terrence O'Brien
    05.24.2011

    Look closely at that blue blob up above and you'll realize it's made up of 500 butterflies, each one meticulously cut from photovoltaic cells. The hundreds of insects collect the sun's rays as they flutter around a giant glass bulb that turns into a churning mass of light after dusk. The Virtue of Blue chandelier is a stunning work of art by Dutch designer Jeroen Verhoeven that draws connections between the beauty and power of nature and the importance of sustainable energy... or, you know, just something trippy to stare at while you sip a few cocktails at the Blain|Southern gallery in London. %Gallery-124262%

  • Marines field test solar panels by day, watch Gomer Pyle by night

    by 
    Zach Honig
    Zach Honig
    05.09.2011

    United States Marines are among the best-equipped soldiers on the planet, but more gadgets mean extra batteries to haul, adding dozens of pounds on extended missions. Troops in Afghanistan recently put that hot Middle Eastern sun to use, swapping spare batteries for placemat-size solar panels on a three-week patrol. Batts were replaced with extra bullets, so the soldiers didn't get off easy, but they were also able to reduce generator usage, making a significant dent in fuel consumption. It will be several years before all soldiers charge their radios, night vision goggles, and GPS devices using the sun, but the Marine Corps hopes to cut fuel use in half by 2025, so it's only a matter of time before solar-powered gadgets have a more permanent home on the battlefield. Sha-zam!

  • SOFT Rockers combine solar panels and moving furniture to charge your gadgets

    by 
    Terrence O'Brien
    Terrence O'Brien
    05.05.2011

    Wander through MIT's Killian Court and you'll spot something distinctly modern nestled amongst its classical buildings -- a set of solar-powered lounge chairs called SOFT Rockers. These curved, solar-panel-covered seats rotate on an axis to keep them facing the sun, generating additional energy from the rocking motion created when people climb inside. All that harvested electricity can be used to recharge gadgets plugged into the three USB ports and to illuminate a light strip on the inside of the loop. The teardrop-shaped charging stations were created by professor Sheila Kennedy and a team of students for the Festival of Art+Science+Technology (FAST) as an antidote to "conventional 'hard' urban infrastructure." Plus, they seem like a great place to charge your phone while evading Dean Wormer and riding out double secret probation. Check out the gallery below for more images. %Gallery-122873%

  • Purdue's Celeritas car scores 2,200MPG from the sun, wins Shell Eco-marathon

    by 
    Zach Honig
    Zach Honig
    04.25.2011

    With gas prices topping $4.50 per gallon in some parts of the country, a car that costs a fraction of a penny per mile to drive (and looks like it belongs on the road) is sure to get our attention. The 275-pound, 2,200MPG Celeritas appears to be the closest we've come to having a solar-powered car that could one day take to the streets, however, which explains why the vehicle scored first prize in the Urban Concept category in this year's Shell Eco-marathon. While it can only transport a single person (the driver), the car includes headlights, taillights, a trunk and even backup cameras. Notably absent from this version are air conditioning and a license plate -- the latter of which would (naturally) be required before the car becomes street legal. The Purdue University design team chose "Celeritas" (Latin for "swiftness") as the name for this soon-to-be-street-legal roadster, though in a category that's notorious for slower vehicles, we wouldn't expect the prototype to fly past us in the fast lane. Perhaps we can get Celeritas and IVy together for some alone time before we're dropping Hamiltons for a gallon of regular?

  • Energy-efficient military uniforms to make solar-powered necktie so last season

    by 
    Christopher Trout
    Christopher Trout
    03.24.2011

    This definitely isn't the first time we've heard of wearable solar cells, but a new development underway in the UK could certainly have a greater impact than, say, an iPod-charging denim jacket. By combining photovoltaic cells with thermoelectric devices, a team of researchers is working to create new, more efficient uniforms for British troops. The solar-powered outfits could cut the weight of traditional battery packs in half, allow for significantly longer military missions, and actually absorb energy across the electromagnetic spectrum, decreasing the possibility of detection by infrared technology. To ensure 24-hour power, the solar cells will collect energy in daylight, with thermoelectric devices taking on the task at night. A prototype is set for 2013, but we wonder how long it will take to hit the catwalk.

  • Panasonic shows off solar-powered wireless charging table

    by 
    Donald Melanson
    Donald Melanson
    03.12.2011

    Why settle for a simple solar-powered table when you can have a table that's solar-powered and a wireless charger? While you can't get one just yet, Panasonic will apparently be selling this stylish bit of tech-laden furniture by the end of this year or early next year (in Japan, at least), which will let you charge your Qi-compliant devices simply by placing them on the table. It'll also be supplying the requisite battery packs for some of its phones at the same time, though there's few other specifics to be had at the moment. Of course, even if it does actually hit the market it'll still no doubt be out or reach for most -- there is always the DIY route for particularly industrious individuals out there, though.

  • Intivation intros Umeox Apollo smartphone: $100, solar-powered, Android 2.2 (hands-on)

    by 
    Darren Murph
    Darren Murph
    02.14.2011

    Rugged? Check. Built-in flashlight? Nod. Solar panel on the rear? Yep. Android 2.2? For sure. All of the essentials (and then a few extras) have been tossed onto the Umeox Apollo smartphone, shown off for the first time today at Mobile World Congress in Barcelona. It's hardly a high-end device -- in fact, at just $100 off-contract, it's bound to be one of the less-capable Froyo handsets on the market. But considering that this is positioned to put Android into the hands of those who aren't exactly champing at the bit to spend a month's wages on a phone, we'd say it's a huge step in the right direction. When asking about specifications, we were told to expect a MediaTek processor, microSD card slot, rear-facing camera and a SIM card slot. The unit on display was a non-working mockup, with an on-site representative noting that shipments should begin to Europe, Latin America and India this May (with other nations to follow). The device felt satisfactorily solid, but unfortunately, no technical details were available regarding the solar panel on the rear. In related news, the company was also showcasing a couple of other innovations: a new solar cell microchip and its first solar cell. Prior to this week, Intivation only sold the microprocessors, forcing partners to go and find their own panel supplier. Now, it's entering another business with the Sunboost3 all-in-one solar module, and if it's hopes and dreams come true, you'll start seeing these on a slew of upcoming handsets. Hit the PDFs below for more of the nitty-gritty, and peek the Apollo mockup in the gallery below. %Gallery-116589%

  • UM students make cheap and portable solar charger / light source for developing nations

    by 
    Michael Gorman
    Michael Gorman
    01.31.2011

    Solar power is the most egalitarian of all energy sources, yet residents in many parts of the world still lack access to electricity. Three University of Michigan engineering students have created an affordable solution to this problem -- to the delight of camping geeks everywhere -- with the Emerald, a portable solar panel that does double duty as both a cellphone charger and personal light source. We've seen the personal solar panel idea before, but the price of entry made it an untenable solution for developing nations. Solar-powered light bulbs have been around for a while too, but the Emerald's light lasts for eight hours on a charge (as opposed to the bulbs' two to six hours), and it's able to fully charge a phone in the same time it takes an outlet to do the job. They aim to sell the device for the low, low, price of under twenty bucks for customers in the developing world, which is 90 percent cheaper than other solutions and 100 percent more awesome.

  • Zephyr solar-powered UAV breaks three more world records

    by 
    Christopher Trout
    Christopher Trout
    12.29.2010

    The Zephyr is a winning machine. Last we reported, QinetiQ's solar-powered drone had just completed 7-days in the air, and counting. Now, the Federation Aeronautique Internationale (FAI) has confirmed that Zephyr completed that record-breaking flight with a solid 2-weeks in the air (336 hours). If that wasn't enough to put other drones to shame, FAI found that Zephyr also destroyed records for flight duration for a UAV of its class, and the altitude record for that class at 21,562 meters, or 70,741 feet. So keep the records coming, Zephyr, because everyone loves a winner, even when that winner is a unmanned war machine.

  • KDDI's biblio Leaf SP02 priced, due out Christmas Day in Japan (update)

    by 
    Michael Gorman
    Michael Gorman
    12.22.2010

    E-readers are flooding the market these days, and KDDI has delivered its most recent offering just in time for the holiday season. Since the biblio Leaf SP02's specs were first released, battery life seems to have grown to 13,000 pages, with presumably a few extra thrown in courtesy of its solar array. The device utilizes KDDI's LISMO Book Store and its 20,000 titles to obtain content, and if that isn't enough reading material for you, the company claims that five times as many titles will be available by 2012. All this can be had on Christmas day -- if you're lucky enough to hail from the land of the rising sun, that is. Update: Details on the e-reader, much like the device itself, seem to have gotten lost in translation. As a few readers have pointed out -- and our own Engadget Japanese editor Ittousai confirms -- the SP02 has an "open" price of around ¥15,000 (about $180 in US currency), with 3G prices ranging from ¥525 per month for data on a two-year contract, or ¥1,575 without ($6.28 vs. $19, respectively).

  • Eton Raptor emergency radio trades the crank for solar power, rakish good looks

    by 
    Sean Hollister
    Sean Hollister
    12.21.2010

    If "danger" is your middle name and yet "caution" a favorite word, you've probably already got an ugly old emergency radio buried somewhere in your car. Today, Eton's unveiling a model that you might actually feel comfortable using in public without disaster having to strike first. The solar-powered Eton Raptor boasts a slender, 11-ounce carabiner-like design that seems positively packed with tools, including the typical (AM / FM / WB radio, compass, LED flashlight), the adventurous (altimeter, barometer) and the plain ol' useful (audio line-in, bottle opener). It's also got a USB port for charging gadgets from the internal 1800mAh battery and takes splash-proof cues from the Eton Soulra. No word on price, but we know a few road warriors who might be interested when it hits shelves in the first quarter of next year. PR after the break, images immediately below. %Gallery-111814%

  • NRG and SunPower partner on 250-megawatt solar plant, plan to power 100,000 California homes

    by 
    Darren Murph
    Darren Murph
    12.01.2010

    NRG Solar (get it?) and SunPower -- neither of which are strangers to extracting juice from that glowing ball of fire in our sky -- have just linked up to build one of the world's largest photovoltaic solar plants. The tandem will start construction in San Luis Obispo County next year, creating around 350 jobs in the process and helping California inch ever closer to realizing its 33 percent renewable portfolio standard. The 250-megawatt plant still pales in comparison to a few others (namely this guy in Arizona), but it dwarfs the vast majority of factories in operation today. The project is expected to stretch out for three or four years, but when all is said and done, around 100,000 homes (yeah, even the home of one Vincent Chase) will be given sun-sourced energy thanks to this here installation. That said, the actual energy bills for Californians everywhere probably won't sink -- but hey, at least you're throwing Ma Earth a well-deserved bone, right?

  • Nokero's solar-powered, rainproof N200 light bulb: brighter, stronger, more flexible

    by 
    Darren Murph
    Darren Murph
    11.20.2010

    No one's going to be calling Nokero out for falling behind. Just a few short months after revealing its first commercial light bulb for developing nations, the outfit has now rolled out a second version, the predictably titled N200. This guy strikes a vastly different pose compared to the original, with the LED enclosure hanging on a swivel that enables it to be positioned in a way that would optimally catch light. When night falls, users can flip the light north to create a lantern. Nokero claims that this edition is just as rugged and rainproof as the original, but it's 60 percent brighter and lasts three times as long. A single NiMH battery is included, and that's what is rejuvenated by the sun -- once charged, it'll provide between 2.5 and 6 hours of light, depending on the mode. It's on sale now for $20 apiece (bulk prices are less), representing a modest $5 premium over the (still available) N100. Can't say the Yankees will be looking to decorate their outdoor patio with lighting right about now, but for the nomads trekking to Panama to escape Old Man Winter... well, you know what to do. Vid's after the break. [Images courtesy of Larry Bollig] %Gallery-107898%

  • AUO solar-powered touch keyboard connects your laptop with the sun

    by 
    Darren Murph
    Darren Murph
    11.03.2010

    Call us crazy, but we're sensing a trend. Just hours after Logitech came forward with its solar-powered desktop keyboard, in flies AUO with something similar for laptops. Demonstrated alongside its deadzone-free 3D panel at FPD International 2010, the 14-inch solar-powered touch keyboard laptop solution (it's a working title, folks) is meant to be integrated into laptops in order to cut power usage by as much as 20 percent. So far as we can tell, a solar module is built within the laptop's lid and its keyboard panel, and the touch-sensitive overlay enables light to travel through while giving you a totally outlandish typing experience -- something akin to the Libretto W105, most likely. There's no word on a scheduled release date or price, but we'll definitely be keeping an eye out for a nearby prototype.

  • LaserMotive's unnamed quadrocopter hovers for 12 solid hours using lasers alone

    by 
    Darren Murph
    Darren Murph
    11.01.2010

    Protip: $900,000 goes a long way, particularly when you're dumping practically all of it into a single investment (Hello Kitty lap warmers notwithstanding). LaserMotive, the company lauded for bringing home nearly a million bucks in the 2009 NASA-sponsored Space Elevator Games, has just broken an endurance record for laser-powered hovering with its unnamed Pelican. This here quadrocopter is designed to get energized by converting beams into power via a set of photovoltaic panels on its underside, and in a recent test, lasers were able to keep it afloat for over 12 hours. It never hovered much higher than 30 feet, and it barely moved from left to right while in the air, but we're guessing it was marginally more interesting than watching paint dry. All jesting aside, the milestone makes it a lot more feasible for the company to get this technology into UAVs used in the military -- "for example, laser-powered copters could perform on-the-road reconnaissance missions when convoys travel through a combat zone." And if you're looking to take home something similar on a far smaller scale, there's always the AR.Drone.

  • KDDI tacks solar panel onto biblio Leaf SP02 e-reader

    by 
    Darren Murph
    Darren Murph
    10.19.2010

    Haven't seen enough of KDDI's fall 2010 product line? Good. The company has just outed a new e-reader, and shockingly enough, it actually manages to differentiate itself quite well in the sea of me-too alternatives. The biblio Leaf SP02 (a followup to last year's model) is right around the size of Amazon's newest Kindle, packing a 6-inch E Ink display (800 x 600 resolution), 2GB of internal storage, a microSD expansion slot, included stylus, 802.11b/g/n WiFi, inbuilt 3G and a battery good for around 7,500 page turns. Curiously, there's also a small solar panel adorning the bottom right, and we're guessing that you can (slowly) rejuvenate the internal cell while reading under the sun -- just make sure you keep your right palm out of the way. Unfortunately, there's no direct mention of an expected price, but those stationed in Japan should see it on sale this December for somewhere between free and Yenfinity.

  • Puma Phone review

    by 
    Richard Lai
    Richard Lai
    10.17.2010

    So it's true, we're living in an age where people would shamelessly line up for certain electronics and luxurious fashion items. Why? Just because they can, and for that reason, some swanky outlets -- namely Christian Dior, Prada, Giorgio Armani, Dolce & Gabbana, and Versace -- have attempted to exploit our gadget lust by offering self-branded phones at extortionate prices. In the eyes of every-day consumers, there's really not much appeal in these soulless devices except for the logo and some extra bling, but apparently these two factors alone are enough to make some aficionados drool a river. On the other hand, Puma -- a less luxurious but naturally more accessible fashion brand -- has decided to do more than just slapping an OS skin onto its aptly-named Puma Phone. Priced at a comparably affordable £300 ($469), this Sagem-made featurephone packs a few unusual features such as a solar panel, a sports tracker, and even a virtual cougar named Dylan. Read on to find out if we could sense the Puma spirit in this device.%Gallery-99609%

  • Tascam's TC-1S guitar tuner is solar powered, super tiny

    by 
    Darren Murph
    Darren Murph
    10.06.2010

    We hate to point out the obvious, but it's about time you threw procrastination in the nearest dumpster and started thinking about your holiday shopping duties. For the budding guitarist in everyone's life (admit it, there's always one), Tascam has a cutesy new guitar tuner that's both a) affordable and b) Stocking Stuffer-approved at just 3.77- x 0.71- x 1.57-inches. The TC-1S claims to be the world's first solar-powered tuner, complete with a rugged silicon wrap, a USB port for cloudy days and shadowy clubs, a sweet carrying clip, integrated microphone and a quarter-inch input for guitar and bass tuning. It can even be calibrated to an external source, and it'll be available in a half-dozen hues (black, pink, orange, green, blue, white) later this month.

  • Ford to install solar cells at SUV factory, Mother Nature sees glimmer of hope

    by 
    Trent Wolbe
    Trent Wolbe
    08.13.2010

    From the Baby Steps department: Ford will be working with Detroit Edison to install a 500-kilowatt photovoltaic array and 750kw battery storage system at its Michigan Assembly plant in Wayne. While this is a great thing, the sun will only be handling about 0.5 percent of the plant's yearly 140,000,000-kilowatt-hour consumption. More important than that 0.5 percent, however, is the fact that the PV system will serve as a kind of teaching facility on the subjects of load-shifting, voltage support, off-peak charging, and demand response for an industrial setting -- i.e., an automobile manufacturing plant. Kudos to Ford for the teachable moment, but we know it can do better: the outfit's Dagenham Diesel Center in the UK is powered completely by on-site wind turbines. And we think they will do better: it tells us it's still investigating the possibility of a wind energy component for this and other facilities. You're welcome, Ma Earth.

  • HomeSun to install gratis solar panels on UK roofs, hope for reimbursement

    by 
    Darren Murph
    Darren Murph
    08.08.2010

    As the story goes, the UK government is helping to subsidize the installation of solar panels on homes around the country, and HomeSun is hoping to make a name for itself by providing a bit of encouragement for those on the fence. Reportedly, the outfit will be providing and installing 2.5 kWh to 4 kWh systems -- which typically range between £11,000 and £15,000 -- for precisely nothing on abodes with "optimally sited and sized roofs." Post-install, HomeSun will receive government funds over 25 years, and at any point, customers can buy the system off on a straightline depreciation basis and start receiving the feed-in tariff themselves. Better still, those who don't meet the "free" qualifications can still get in on the goodness for a one-time fee of £500 and a £5/month maintenance charge. We'd suggest you apply quick, though -- the company will only be installing 100,000 systems over the next three years.