Hong Kong launches first electric taxis
Hong Kong saw its first electric taxis hit the streets on Saturday in a step towards reducing the city's high levels of roadside pollution.
13 hours ago
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Last update Hong Kong launches first electric taxis, 13 hours ago
Energy & Green Tech news
13 hours ago
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Morocco to harness the wind in energy hunt
Morocco is ploughing ahead with a programme to boost wind energy production, particularly in the southern Tarfaya region, where Africa's largest wind farm is set to open in 2014.
13 hours ago
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Engineers design, test taller, high-strength concrete towers for wind turbines
(Phys.org) —Grant Schmitz, eyes inches from a 6.5-by-12-foot panel of ultra-high performance concrete, studied the smooth surface for tiny cracks. He and other research engineers carefully marked every ...
May 17, 2013
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Energy-positive with natural ventilation
Buildings can be air-conditioned using entirely natural means, without mechanical ventilation systems. This is the claim made by 78-year-old Benjamin Bronsema, who will be awarded his PhD for his thesis on the subject at ...
May 17, 2013
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CTRL+P: Printing Australia's largest solar cells
(Phys.org) —The printer has allowed researchers from the Victorian Organic Solar Cell Consortium (VICOSC) – a collaboration between CSIRO, The University of Melbourne, Monash University and industry partners ...
May 16, 2013
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A storage power plant on the seabed
Norwegian research scientists will contribute to realising the concept of storing electricity at the bottom of the sea. The energy will be stored with the help of high water pressure.
May 16, 2013
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Senate confirms physicist Moniz as energy chief (Update)
Physicist Ernest Moniz won unanimous Senate confirmation Thursday to be the new U.S. energy secretary.
May 16, 2013
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New report identifies strategies to achieve net-zero energy homes
Chances are you know how many miles your car logs for each gallon or tankful of gas, but you probably have only a foggy idea of how much energy your house consumes, even though home energy expenditures often ...
May 15, 2013
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Researchers develop new tool to provide radiation monitoring in Japan
A team of researchers from the University of Southampton have designed a new tool to intelligently combine nuclear radioactivity data in Japan. The technology harnesses the power of crowdsourced radiation data; an innovative ...
May 15, 2013
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Conversion efficiency of 10.5 % achieved for thin-film microcrystalline silicon solar cells
A researcher with the National Institute of Advanced Industrial Science and Technology (AIST) has developed a novel light-trapping structure to enhance optical absorption inside thin-film silicon solar cells. ...
May 15, 2013
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Researchers achieve greater efficiency by manufacturing solar cells from crystal silicon
Photovoltaic systems are indeed enjoying a boom worldwide, yet the situation for German manufacturers of solar cells and module is critical. The reasons for this are worldwide excess capacities and manufacturers ...
May 14, 2013
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US boom transforming global oil trade
The surge in oil production in the U.S. and Canada and shrinking oil consumption in the developed world is transforming the global oil market. The threat of chronic oil shortages is all but gone, U.S. dependence ...
May 14, 2013
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Saudi Arabia looks to NREL for solar monitoring expertise
Saudi Arabia is planning to move aggressively into renewable energy, with plans to install more solar and wind power in the next 20 years than the rest of the world has installed to date. The Kingdom of Saudi Arabia is working ...
May 14, 2013
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SheerWind claims its INVELOX wind turbine produces 600% more power
(Phys.org) —SheerWind Inc. of Chaska, Minnesota is claiming in a press release that its newly developed funnel-based wind turbine system is capable of producing 600 percent more power than conventional ...
May 13, 2013
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Bosch unveils Power Max—Level 2 EV charger for $449
(Phys.org) —Bosch Automotive Services has announced the unveiling of a Level 2 Electric Vehicle (EV) charger which it plans to sell for just $449. Currently the company markets a $950 EV charger called ...
May 13, 2013
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Solar lantern for people living without electricity
Panasonic Corporation today announced that it has developed a solar lantern that doubles as a charger for people living without electricity. With a built-in rechargeable battery to store solar energy during ...
May 13, 2013
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Software shortens maintenance for Steam Turbines
Siemens developed a software that cools steam turbines more rapidly. This shortens the maintenance phase. An operator can bring a power plant back on line sooner. A revision interrupts the generation of electricity. ...
May 13, 2013
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Power exchange to become more economical
Siemens is facilitating the efficient flow of energy between the power network of an electric railway system and the public power grid. The company is delivering 11 gateway power converters to Sweden, Austria ...
May 13, 2013
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Rocky road for electric car market
The road has gotten bumpier for electric cars, with Coda Automotive, one of what had been a promising crop of electric car startups, filing for bankruptcy protection this month.
May 12, 2013
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Morocco launches solar mega-project at Ouarzazate
Morocco on Friday officially launched the construction of a 160-megawatt solar power plant near the desert city of Ouarzazate, the first in a series of vast solar projects planned in the country.
May 10, 2013
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Naval Research Laboratory shatters endurance record for small electric UAV
Researchers at the U.S. Naval Research Laboratory flew their fuel cell powered Ion Tiger UAV for 48 hours and 1 minute on April 16-18 by using liquid hydrogen fuel in a new, NRL-developed, cryogenic fuel ...
May 10, 2013
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Tesla Model S gets Consumer Reports' top score
The Tesla Motors Inc. Model S electric car has tied an older Lexus for the highest score ever recorded in Consumer Reports magazine's automotive testing.
May 09, 2013
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Power plants: Researchers explore how to harvest electricity directly from plants
(Phys.org) —The sun provides the most abundant source of energy on the planet. However, only a tiny fraction of the solar radiation on Earth is converted into useful energy.
May 09, 2013
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New technique to improve quality control of lithium-ion batteries
(Phys.org) —Researchers have created a new tool to detect flaws in lithium-ion batteries as they are being manufactured, a step toward reducing defects and inconsistencies in the thickness of electrodes ...
May 08, 2013
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Setting the standard for sustainable bioenergy crops
Bioenergy crops, such as Miscanthus and switchgrass, appear to be promising resources for renewable energy, but these new crops did not come with a manual on how to measure details on their sustainability impacts. Jody Endres, ...
May 08, 2013
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Quantum dot LED approaches theoretical maximum efficiency
May 14, 2013
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Errors on Viking sun compass hint at alternative purpose
Apr 30, 2013
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Batteries that bend and flex will transform electronics, transportation
Imagine a TV screen that hangs on the wall like a poster and rolls up like a window shade—or a smartphone that can fold up and fit into a pocket. It may sound like science fiction, but those technological ...
Sustainability in the brewery
A new research project helps agro-food sector small and medium size enterprises, such as bakeries and breweries, improve their environmental sustainability
Countries unite to respond to another Chernobyl disaster
Radioactivity as a result of the Chernobyl nuclear power plant disaster in the 1980s is still present in the environment. But 17 national emergency management organisations and 33 research institutes have ...
NREL quantifies significant value in concentrating solar power
Researchers from the U.S. Department of Energy's National Renewable Energy Laboratory (NREL) have quantified the significant value that concentrating solar power (CSP) plants can add to an electric grid.
NCAR powers up renewable energy forecasts
The National Center for Atmospheric Research (NCAR), building on a pioneering wind energy forecasting system that saved millions of dollars for Xcel Energy customers in eight states, has entered into a new ...
Consuming coffee linked to lower risk of detrimental liver disease, study finds
Regular consumption of coffee is associated with a reduced risk of primary sclerosing cholangitis (PSC), an autoimmune liver disease, Mayo Clinic research shows. The findings were being presented at the Digestive Disease ...
Research examines new methods for managing digestive health
Research presented at Digestive Disease Week (DDW) explores new methods for managing digestive health through diet and lifestyle.
Ketamine shows significant therapeutic benefit in people with treatment-resistant depression
Patients with treatment-resistant major depression saw dramatic improvement in their illness after treatment with ketamine, an anesthetic, according to the largest ketamine clinical trial to-date led by researchers from the ...
New research identifies practice changes to improve value and quality of GI procedures
There are significant cost and risk factors associated with two procedures commonly used to diagnose or treat gastrointestinal problems, according to research presented at Digestive Disease Week (DDW).
New smartphone application improves colonoscopy preparation
The use of a smartphone application significantly improves patients' preparation for a colonoscopy, according to new research presented today at Digestive Disease Week (DDW). The preparation process, which begins days in ...
Meta glasses to place virtual reality worlds at fingertips (w/ Video)
(Phys.org) —Yawn. Two startup visionaries claim they have just the device to replace keyboard and mouse forever and ever. Where have you heard that before. But maybe these two have something important. ...
Mars rover Opportunity examines clay clues in rock
(Phys.org) —NASA's senior Mars rover, Opportunity, is driving to a new study area after a dramatic finish to 20 months on "Cape York" with examination of a rock intensely altered by water.
Galaxy's Ring of Fire
Johnny Cash may have preferred this galaxy's burning ring of fire to the one he sang about falling into in his popular song. The "starburst ring" seen at center in red and yellow hues is not the product of ...
Field tests in Mojave Desert pave way for human exploration of small bodies
(Phys.org) —A team of researchers from the SETI Institute, the Mars Institute, NASA Ames Research Center, and the space robotics company Honeybee Robotics, has successfully completed a first series of field ...
Pakistan adopts Chinese rival GPS satellite system
Pakistan is set to become the fifth Asian country to use China's domestic satellite navigation system which was launched as a rival to the US global positioning system, a report said Saturday.
Biogas from animal waste in need of maturity
Biogas-based energy could solve both the environmental concern of agricultural waste and reduce dependency of fossil fuels, particularly in Eastern Europe, albeit at a steep production cost.
Solar discovery sets new record for low-grade silicon
(Phys.org) —Solar engineers from UNSW have developed an innovative method to dramatically improve the quality of low-grade silicon, promising to significantly improve electrical efficiency and reduce the cost of solar panels.
Growth of 'distributed' electricity generation could transform utility systems
(Phys.org) —The U.S. electric utility industry faces a critical juncture as new technology and declining prices allow a more "distributed" system of small-scale generators, renewable energy installations ...
The Finnish hydrogen roadmap: Hydrogen to join electricity in ending traffic pollution
Global expectations for hydrogen are currently sky-high. Transport applications stand at the threshold of commercialisation, while ahead lies an investment boom in the hydrogen distribution network. The changeover to hydrogen ...
Florida electric utility completes smartgrid installations
(Phys.org) —Florida Power & Lighting has completed its $800 million smart grid upgrade, with installations of 4.5 million smart meters. Smart meters are digital devices that use radio frequencies to communicate ...
Solar plane lands in Arizona, first leg of US trip (Update)
Alone in the single-seat cockpit and high above the American Southwest, pilot Bertrand Piccard could hear only his plane's gear box and the quiet whine of four electric motors. No noisy jet engines.
DIY thermoelectric device charges hiker's smartphone
(Phys.org) —Whether you're in a city café hunting down a spare outlet or camping and worrying about losing outside contact, the problem is the same, a smartphone about to lose power just when you need ...
Solar plane takes off on cross-country US trip (Update 2)
The first-ever manned airplane that can fly by day or night on the sun's power alone soared over the western United States late Friday on the first leg of cross-country journey.
Bernanke forecasts gains from computer technology
(AP)—Federal Reserve Chairman Ben Bernanke says pessimists who are forecasting that the economy will not reap sizable benefits from the computer revolution are likely to be proven wrong.
US psychiatry gets makeover in new manual
The latest makeover to a massive psychiatric tome honored by some, reviled by others and even called the "Bible" of mental disorders is being released Saturday with a host of new changes.
New case of SARS-like virus in Saudi: ministry
A new case of the deadly coronavirus has been detected in Saudi Arabia where 15 people have already died after contracting it, the health ministry announced on Saturday on its Internet website.
Yahoo Japan suspects 22 million IDs stolen
Yahoo Japan Corp. has said it suspects up to 22 million user IDs may have been stolen during an unauthorised attempt to access the administrative system of its Yahoo! Japan portal.
New research identifies risks, interventions for children's GI health
An increasing number of U.S. children are experiencing gastrointestinal issues that require interventions to resolve, according to research presented at Digestive Disease Week (DDW).
Researchers suggest Victorian-era people more intelligent than modern-day counterparts
(Phys.org) —In a new study, a European research team suggests that the average intelligence level of Victorian-era people was higher than that of modern-day people. They base their controversial assertion ...
Study reveals scientific consensus on anthropogenic climate change
A comprehensive analysis of peer-reviewed articles on the topic of global warming and climate change has revealed an overwhelming consensus among scientists that recent warming is human-caused.
New principle may help explain why nature is quantum
Like small children, scientists are always asking the question 'why?'. One question they've yet to answer is why nature picked quantum physics, in all its weird glory, as a sensible way to behave. Researchers ...
AIDS science at 30: 'Cure' now part of lexicon
Big names in medicine are set to give an upbeat assessment of the war on AIDS on Tuesday, 30 years after French researchers identified the virus that causes the disease.
US seizes Bitcoin operator accounts
US authorities seized the accounts of a Bitcoin digital currency exchange operator, claiming it was functioning as an "unlicensed money service business," court documents showed Friday.
Earth's center is out of sync
(Phys.org) —We all know that the Earth rotates beneath our feet, but new research from ANU has revealed that the center of the Earth is out of sync with the rest of the planet, frequently speeding up and ...
New colonoscope provides ground-breaking view of colon
A ground-breaking advance in colonoscopy technology signals the future of colorectal care, according to research presented today at Digestive Disease Week(DDW). Additional research focuses on optimizing the minimal withdrawal ...
Kepler spacecraft's planet-hunting days may be numbered (Update)
NASA's planet-hunting Kepler telescope is broken, potentially jeopardizing the search for other worlds where life could exist outside our solar system.
Fracking risks to ground water assessed
(Phys.org) —Extraction of "unconventional" gas from sedimentary rocks such as shale could provide a clean energy source and help some regions to become energy independent, but concerns have been raised ...
International Space Station making laptop migration from Windows XP to Debian 6
(Phys.org) —The International Space Station has decided to switch dozens of laptops running Windows XP over to Debian. What Linux fans have been saying for years—that Linux delivers greater stability ...
Map of hateful tweets shows hotspots are mostly in eastern half of U.S.
Tweets containing hateful words are coming in larger proportions from people living in the eastern half of the United States, according to a new map that tracked hate speech on Twitter.
Fuel economy in the US drops from recent high
Fuel economy of new vehicles sold in the U.S. slipped last month for the first time this year, say researchers at the University of Michigan Transportation Research Institute.
Solar-powered plane to make first cross-US flight (Update)
An innovative solar-powered aircraft is set to launch Friday from California on a flight across the United States, the first of its kind aiming to showcase what is possible without fossil fuels.
Clean technology investors shift focus to drilling (Update)
A decade ago, large investors in so-called clean technology had a straightforward goal: finance companies that would help eliminate the world's dependence on oil, natural gas and coal.
Researchers find that some 'green' hot water systems fail to deliver on promises
Two researchers affiliated with the Virginia Tech College of Engineering have published a paper which reports that hot water recirculating systems touted as "green," actually use both more energy and water than their standard ...
Oil drilling technology leaps, clean energy lags
Technology created an energy revolution over the past decade—just not the one we expected. By now, cars were supposed to be running on fuel made from plant waste or algae—or powered by hydrogen or cheap ...
World has entered new CO2 'danger zone', UN says
The world has entered a "new danger zone" with levels of Earth-warming carbon dioxide in the atmosphere never experienced by humankind, the UN's climate chief warned Monday.
Stanford professor explains how NASA might revive the Kepler space telescope
(Phys.org) —Scott Hubbard, a consulting professor of aeronautics and astronautics, helped guide the Kepler mission when he served as director of NASA Ames Research Center. He explains how NASA might bring ...
Study predicts worldwide range losses without urgent action to limit emissions
Almost two thirds of common plants and half the animals could see a dramatic decline this century due to climate change – according to research from the University of East Anglia.
How to plant a garden on Mars—with a robot
In the last century humanity has taken gigantic leaps forward in the robotic exploration of the cosmos—not least in the search for habitable worlds and environments that could house life outside of the ...
New method proposed for detecting gravitational waves from ends of universe
A new window into the nature of the universe may be possible with a device proposed by scientists at the University of Nevada, Reno and Stanford University that would detect elusive gravity waves from the ...
Researchers successfully convert human skin cells into embryonic stem cells
Scientists at Oregon Health & Science University and the Oregon National Primate Research Center (ONPRC) have successfully reprogrammed human skin cells to become embryonic stem cells capable of transforming ...
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