Friday, May 31, 2013

Microsoft promo: buy a Surface RT, get a free keyboard cover (updated)

Microsoft promo buy a Surface RT, get a free Touch or Type Cover

There's no question that the Surface RT comes into its own with a keyboard cover; we can't imagine using the tablet unadorned. Microsoft can't, either, as it's launching a promo that gives the covers away. Americans and Canadians who buy the Windows RT slate between now and the end of June can get either the Touch Cover or the Type Cover for free, no matter which color they fancy. Surface Pro customers are out of luck, but it's hard to dispute the value for prospective Surface RT owners -- the deal amounts to at least a $100 discount on the touch PC's real-world price.

Update: To be clear, this promo has been running in other countries; it's just now debuting in North America, however.

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Via: CNET

Source: Microsoft Store

Source: http://www.engadget.com/2013/05/31/microsoft-promo-buy-a-surface-rt-get-a-free-keyboard-cover/?utm_medium=feed&utm_source=Feed_Classic&utm_campaign=Engadget

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Thursday, May 16, 2013

Cardio and weight training reduces access to health care in seniors

May 14, 2013 ? Forget apples -- lifting weights and doing cardio can also keep the doctors away, according a new study by researchers at the University of British Columbia and Vancouver Coastal Health Research Institute.

The study, published today in the online journal PLOS ONE, followed 86 women, aged 70- to 80-years-old, who were randomly assigned to participate in weight training classes, outdoor walking classes, or balance and toning classes (such as yoga and pilates) for six months. All participants have mild cognitive impairment, a well-recognized risk factor for Alzheimer's disease and dementia.

The researchers tabulated the total costs incurred by each participant in accessing a variety of health care resources.

"We found that those who participated in the cardio or weight training program incurred fewer health care resources -- such as doctor visits and lab tests -- compared to those in the balance and toning program," says Jennifer Davis, a postdoctoral fellow and lead author of the study.

The study is the latest in a series of studies that assess the efficacy of different types of training programs on cognitive performance in elderly patients. An earlier study, published in February in the Journal of Aging Research, showed aerobic and weight training also improved cognitive performance in study participants. Those on balance and toning programs did not.

"While balance and toning exercises are good elements of an overall health improvement program, you can't 'down-dog' your way to better brain health," says Teresa Liu-Ambrose, an Associate Professor in the UBC Faculty of Medicine and a member of the Brain Research Centre at UBC and VCH Research Institute. "The new study also shows that cardio and weight training are more cost-effective for the health care system."

Background: Exercise benefits for the brain

The new studies build on previous research by Prof. Liu-Ambrose, Canada Research Chair in Physical Activity, Mobility, Cognitive Neuroscience and a member of the Centre for Hip Health & Mobility, where she found that once- or twice-weekly weight training may help minimize cognitive decline and impaired mobility in seniors.

Research method

The weight training classes included weighted exercises targeting different muscle groups for a whole-body workout. The aerobic training classes were an outdoor walking program targeted to participants' age-specific target heart rate. The balance and toning training classes were representative of exercise programs commonly available in the community such as Osteofit, yoga, or Tai Chi.

Source: http://feeds.sciencedaily.com/~r/sciencedaily/most_popular/~3/41nPK-VOZgA/130514185340.htm

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Idaho spud giant bets on biotech potatoes

BOISE, Idaho (AP) ? A dozen years after a customer revolt forced Monsanto to ditch its genetically engineered potato, an Idaho company aims to resurrect high-tech spuds.

This month, tuber processing giant J.R. Simplot Co. asked the U.S. government to approve five varieties of biotech potatoes. They're engineered not to develop ugly black bruises ? McDonald's, which gets many of its fries from Simplot, rejects those. They're also designed to have less of a natural but potentially cancer-causing neurotoxin, acrylamide.

Much has changed in 12 years, according to the Boise-based company.

Unlike transgenic varieties Monsanto commercialized in the 1990s using genes from synthetic bacteria to kill insect pests, Simplot's new "Innate"-brand potatoes use only potato genes.

Haven Baker, Simplot's Yale- and Harvard University-trained vice-president of plant sciences, said his scientists journeyed inside the vegetable's genome to "silence" unwanted attributes, while making sure it remained 100 percent potato.

"You'll never get as much beneficial effect from traditional plant breeding," he said. "And it'll take twice as long."

Those in the industry remember Monsanto's ill-fated foray and say Simplot's major challenge in avoiding a similar fate is ensuring its product is acceptable among growers, processors and, ultimately, people eating it.

"Unless your customers are prepared to embrace this product, it's not going to be successful," said Frank Muir, president of the Idaho Potato Commission that represents Idaho's $3 billion industry. His group, whose website currently boasts Idaho potatoes aren't genetically engineered, hasn't weighed in on Simplot's endeavor.

But Muir does think the company is making the right moves: Reaching out to the industry, as well as consumers who may eventually buy Innate potatoes as big, un-bruised bakers or golden fries. "They're taking all the appropriate steps."

As the USDA and Food and Drug Administration embark on vetting Simplot's potatoes, the agencies are nearing completion of a similar review of a genetically engineered apple created by a Canadian company, Okanogan Specialty Fruits, to resist browning when cut.

The apple industry has opposed Okanogan's "Arctic" apple, on grounds it could create marketing headaches for growers of unmodified apples. Christian Schlect, the Northwest Horticultural Council president, said he hopes the potatoes go to market first.

"We'd just assume the potato people take the initial foray on marketing this technology, and we'll follow their experience," he said.

In fact, the two products, should they win the government's blessing, could hit customers about the same time, 2015 or 2016.

Baker said with Simplot's new potatoes, growers would earn more money with less wastage from bruising, something that can affect up to 5 percent of their harvest. Additionally, the spuds are designed to produce acrylamide levels so low they skirt California's strict, voter-mandated cancer labels on french fries and potato chips, he said.

McDonald's didn't return a call seeking comment about the tubers. A big Simplot processing rival, ConAgra, says its potatoes are not genetically engineered.

Twelve years on, St. Louis-based Monsanto remains tight lipped about jettisoning its "New Leaf" potatoes ? engineered, among other things, to kill Colorado potato beetles. That was a business decision "not influenced by any negative reaction to genetically-modified organisms," spokeswoman Carly Scaduto said.

But experts say plunging interest ? including from Simplot, which told farmers in Idaho and North Dakota in 2000 to quit planting New Leaf potatoes after restaurants like McDonald's banished them from their fryers ? drove the spuds from the fields. Monsanto's biotech potatoes, planted on 55,000 acres in North America in 1996, disappeared by 2002.

Joe Guenther, a University of Idaho professor of agricultural economics, in 2011 won funding from Simplot to survey potato industry players about re-introducing genetically engineered potatoes into the food chain. His conclusion: It could succeed, provided potatoes were modified with potato genes, not foreign microorganisms that in the 1990s spawned terms like "frankenfood."

"The Monsanto product crossed that species line," Guenther said. "The exciting thing about the Simplot product is, it stays within the potato species."

Another thing Guenther's 2011 report said would help was backing from an environmental group, something that remains a scarce commodity. Groups worried about corporations commandeering potato genes a decade ago remain no less alarmed.

Bill Freese, science policy analyst with Washington, D.C.-based Center for Food Safety, said Simplot's potatoes join a litany of other genetically engineered crops that don't face rigorous-enough USDA or FDA testing.

While Simplot's Baker said 20 field trials demonstrate Innate potatoes exhibit characteristics virtually identical to their unmodified cousins, Freese painted a darker picture: Genetic engineering is a noisy, unpredictable process, where the best-intentioned genome tinkering could be accompanied by unforeseen effects on human health and the environment.

Freese said the absence of long-term animal feeding trials and labeling requirements is also cause for worry, since potatoes are staple crops people eat directly. Freese predicted Innate potatoes will fail, just like Monsanto's did.

"The question is why do they continue to so miscalculate public perception?" he said. "The biotech approach is to change the food on a genetic level in quite frankly risky ways with inadequate regulation to adapt a crop to an industrial food system that's really unhealthy in so many ways."

Simplot's Baker pointed to, among other sources, the FDA, which says genetically-engineered foods it reviews meets the same safety requirements as those from traditionally-bred plants. "The nutrients and allergens are no different from conventional potatoes," he said.

The Washington, D.C.-based National Potato Commission, representing 45,000 U.S. growers, learned of Simplot's plans several months ago. Chief Executive Officer John Keeling said it supports scientific advancements to improve potatoes, but has advised Simplot to avoid past mistakes.

For instance, some Monsanto tubers found their way into Japan, where they weren't approved. After that, Japan-bound U.S. potatoes had to be tested, he said.

"If some parts of the marketplace are saying they don't want Innate technology and others want it, you've got to be able to address both of those issues." Keeling said. "Simplot seems to have taken to heart the thoughts that we had."

Simplot is seeking approval in Japan, as well as Canada, Mexico and South Korea.

Source: http://news.yahoo.com/idaho-spud-giant-bets-biotech-potatoes-074033796.html

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Making gold green: New non-toxic method for mining gold

May 14, 2013 ? Northwestern University scientists have struck gold in the laboratory. They have discovered an inexpensive and environmentally benign method that uses simple cornstarch -- instead of cyanide -- to isolate gold from raw materials in a selective manner.

This green method extracts gold from crude sources and leaves behind other metals that are often found mixed together with the crude gold. The new process also can be used to extract gold from consumer electronic waste.

Current methods for gold recovery involve the use of highly poisonous cyanides, often leading to contamination of the environment. Nearly all gold-mining companies use this toxic gold leaching process to sequester the precious metal.

"The elimination of cyanide from the gold industry is of the utmost importance environmentally," said Sir Fraser Stoddart, the Board of Trustees Professor of Chemistry in the Weinberg College of Arts and Sciences. "We have replaced nasty reagents with a cheap, biologically friendly material derived from starch."

Sir Fraser's team discovered the process by accident, using simple test tube chemistry. A series of rigorous follow-up investigations provided evidence for the competitive strength of the new procedure.

The findings will be published May 14 in the online journal Nature Communications.

Zhichang Liu, a postdoctoral fellow in Stoddart's lab and first author of the paper, took two test tubes containing aqueous solutions -- one of the starch-derived alpha-cyclodextrin, the other of a dissolved gold (Au) salt (called aurate) -- and mixed them together in a beaker at room temperature.

Liu was trying to make an extended, three-dimensional cubic structure, which could be used to store gases and small molecules. Unexpectedly, he obtained needles, which formed rapidly upon mixing the two solutions.

"Initially, I was disappointed when my experiment didn't produce cubes, but when I saw the needles, I got excited," Liu said. "I wanted to learn more about the composition of these needles."

"Nature decided otherwise," said Stoddart, a senior author of the paper. "The needles, composed of straw-like bundles of supramolecular wires, emerged from the mixed solutions in less than a minute."

After discovering the needles, Liu screened six different complexes -- cyclodextrins composed of rings of six (alpha), seven (beta) and eight (gamma) glucose units, each combined with aqueous solutions of potassium tetrabromoaurate (KAuBr4) or potassium tetrachloroaurate (KAuCl4).

He found that it was alpha-cyclodextrin, a cyclic starch fragment composed of six glucose units, that isolates gold best of all.

"Alpha-cyclodextrin is the gold medal winner," Stoddart said. "Zhichang stumbled on a piece of magic for isolating gold from anything in a green way."

Alkali metal salt waste from this new method is relatively environmentally benign, Stoddart said, while waste from conventional methods includes toxic cyanide salts and gases. The Northwestern procedure is also more efficient than current commercial processes.

The supramolecular nanowires, each 1.3 nanometers in diameter, assemble spontaneously in a straw-like manner. In each wire, the gold ion is held together in the middle of four bromine atoms, while the potassium ion is surrounded by six water molecules; these ions are sandwiched in an alternating fashion by alpha-cyclodextrin rings. Around 4,000 wires are bundled parallel to each other and form individual needles that are visible under an electron microscope.

"There is a lot of chemistry packed into these nanowires," Stoddart said. "The elegance of the composition of single nanowires was revealed by atomic force microscopy, which throws light on the stacking of the individual donut-shaped alpha-cyclodextrin rings."

The atomic detail of the single supramolecular wires and their relative disposition within the needles was uncovered by single crystal X-ray crystallography.

The research -- a prime example of serendipity at work, brought to fruition by contemporary fundamental science -- is poised to find technological application. This basic science has been forged by the team into a practical labscale process for the isolation of gold from scrap alloys.

Source: http://feeds.sciencedaily.com/~r/sciencedaily/most_popular/~3/rs8GZyfArww/130514112856.htm

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Wednesday, May 15, 2013

Sony's Xperia ZR is a new, smaller waterproof handset

Xperia ZR

Basically a shrunken down, mid-level Xperia Z

Sony has expanded its Xperia Z family today with the new, 4.55-inch Xperia ZR. Packing many of the same internal components -- and Xperia Z-like waterproof capabilities, (rated IP55 and IP58) the ZR will represent Sony in the mid to high-end space. In fact, Sony's touting its higher IP rating (the Xperia Z is rated IP55 and IP57) as making the ZR ideal for underwater HD video recording, if that's your thing.

Under the hood it's running a 1.5GHz quad-core CPU -- the same Qualcomm Snapdragon S4 Pro that's powering Xperias Z and ZL -- with 2GB of RAM, 8GB of internal storage and a microSD slot. On the front there's a 4.55-inch 720p display (in places described as a 4.6-inch panel, so go figure), and around the back is a 13-megapixel Sony Exmor RS camera with LED flash. All in all, a respectable set of components, and the ZR's curved back should make it a good deal more comfortable to hold than its brick-like sibling.

Sony's press release says the Xperia ZR includes LTE support, but the official spec sheet only mentions HSPA+, so it's possible this may depend on which market you're in. As far as HSPA+ connectivity is concerned, it seems there'll be one version supporting 900 and 2100MHz (for Europe) and another with 850, 1700, 1900 and 2100MHz support, likely for North America.

The Xperia ZR will land in "various global markets" during Q2, so make of that what you will.

Source: Sony MobilePress Release (PDF)

    


Source: http://feedproxy.google.com/~r/androidcentral/~3/HgGWZgJKZZw/story01.htm

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How to Make Money on eBay ? Basic Things to Know as a Seller ...

Discovering how to make money on eBay can be very exciting. Actually eBay is a multinational American online corporation that is causing waves on the internet. It was established in 1995 with its headquarters located in San Jose, California. It?s an online auction and shopping resource that attracts millions of users on daily basis. You can purchase all manner of products and services through the resource. You can easily make lots of cash by becoming a seller on eBay. To succeed in this, there are basic things you need to know. Take a look at these points outlined below to learn how to make money on eBay.

How to make money on eBay ? Points to Note

To discover how to make money on eBay, you?ve to not the following tips

  • You need to learn about eBay selling fees when looking for how to make money on eBay. Basically the company charges 4 types of fees to sellers. The first is the insertion fee which is demanded when you list an item. The second is fees for upgrading your listing. The third is the value fee which is usually based on the selling price of your item and the fourth is the fees required when you collect payment for your sold products through PayPal.
  • You?re expected to choose the right format when hosting your item on eBay. You can choose a fixed price format.
  • You have to market your item smartly in order to attract more sales. You can start with an informative title with unique keywords. You?ll also describe your product smartly.
  • You have to set up a prompt shipping system. You can integrate an automatic shipping method especially if you?re selling digital items. This helps you to discover more on how to make money on eBay.

Final words on how to make money on eBay

Indeed, you can always learn how to make money on eBay with these tips. You can start off your selling career on eBay. There are other ways of making money online as well. You can learn more about them by visiting rel=nofollow http://www.pureleverage.com/launch/4?id=davidA . You need to start now. You can start discovering how to make money on eBay with ease.

About The Author: David Arriaga

David Arriaga is a Internet Marketer that has learn the secrets to generating leads and converting them to sales. The Empower Network has helped me to form the mindset,habits,tactics and skills that it has taken for me to become a successful Entrepreneur.

Source: http://www.empowernetwork.com/davidarriaga/blog/how-to-make-money-on-ebay-basic-things-to-know-as-a-seller/

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Tuesday, May 14, 2013

Learning to recycle: Does political ideology matter?

May 14, 2013 ? Some targeted messages based on political orientation are more effective at persuading consumers to recycle, according to a new study in the Journal of Consumer Research.

"Given the sharp differences in attitudes toward sustainability, surprisingly little attention has been paid to understanding how to appeal to differences in political orientation in order to influence recycling. Unique appeals targeted to liberals and conservatives may be more effective at getting them to adopt environmentally conscious behaviors," write authors Blair Kidwell (The Ohio State University), Adam Farmer, and David M. Hardesty (both University of Kentucky).

In one study, consumers were asked about their recycling intentions after reading various appeals. Consumers who call themselves liberals were more enthusiastic about recycling when the focus was on fairness and reducing harm to others to create a sense of feeling good. Meanwhile, consumers who call themselves conservatives were more likely to express an intention to recycle when appeals focused on group membership, duty, or obligation to authority.

In another interesting study, consumers were asked about their intentions to recycle, purchase CFL light bulbs, and conserve water after reading persuasive appeals. Consumers who call themselves conservatives showed greater commitment to sustainable behaviors when the appeals were accompanied by patriotic images, while appeals displaying a well-known charity (Habitat for Humanity) had a greater influence on consumers who call themselves liberals.

"While there has been progress in getting consumers to embrace recycling, much remains to be done to uncover new ways to increase sustainable behavior. Persuasive appeals consistent with underlying political ideology can influence both sustainable intentions and behavior," the authors conclude.

Source: http://feeds.sciencedaily.com/~r/sciencedaily/top_news/top_environment/~3/lWQxcIuLPK0/130514112743.htm

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