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Walk this way: Secrets of swing revealed Most of us never stray from the basic swing. A few of us dabble with the double swing. And then there are the curious few who indulge in an ungainly swing that goes the opposite way to everyone else's. It has long been argued that the way we move our arms when walking is a vestige of our ancestral life on all fours. But scientists have never nailed down exactly why we do it - until now.The secrets of swing have been laid out in research published today by a biomechanics expert, Steve Collins, at the Delft University in the Netherlands.Those who don't swing put an unnecessary burden on their bodies and burn too much energy, he found, while those who swing their arms and legs in synch are in danger of careering off course.Collins studied volunteers as they strolled on a treadmill. Some walked normally, some clamped their arms to their sides, while others swung both arms in unison. Another group tried the 'Sears catalogue walk', in which the right arm goes forward with the right leg and v GuardianSecrets of swing revealed Most of us never stray from the basic swing. A few of us dabble with the double swing. And then there are the curious few who indulge in an ungainly swing that goes the opposite way to everyone else's. It has long been argued that the way we move our arms when walking is a vestige of our ancestral life on all fours. But scientists have never nailed down exactly why we do it - until now.The secrets of swing have been laid out in research published today by a biomechanics expert, Steve Collins, at the Delft University in the Netherlands.Those who don't swing put an unnecessary burden on their bodies and burn too much energy, he found, while those who swing their arms and legs in synch are in danger of careering off course.Collins studied volunteers as they strolled on a treadmill. Some walked normally, some clamped their arms to their sides, while others swung both arms in unison. Another group tried the 'Sears catalogue walk', in which the right arm goes forward with the right leg and v GuardianWind Sector Looks To Congress For Lift Industry hopes national renewable energy standard will restart flagging investment in wind power. ForbesDominion Power seeks efficiency measures Dominion Virginia Power applied to state regulators Tuesday to begin energy efficiency changes, including smart meter installations, to reduce peak electricity demand by an average 43 megawatts each year for the next 15 years. Biz JournalChicago Co. Sues for Defamation by Tweet Property Management Group Sues Former Tenant for $50,000 over Comment about Moldy Apartment CBS NewsOregon 8th among states for wind energy Oregon came in No. 8 in a ranking of the top states for wind energy, according to a second quarter report released Tuesday by the American Wind Energy Association. Biz JournalValero reports 2Q loss as energy demand crumbles Oil refiner Valero Energy said Tuesday it lost $254 million in the normally robust second quarter, as summer travelers and cargo-hauling truckers hit the road less and contributed to slumping demand for gasoline, diesel and other refined products like jet fuel. Topix.netGovernment watchdog considers ban on IQ booster drugs The government's official experts on illegal drugs have been asked to look at whether intelligence-enhancing drugs, such as those used by students to boost performance in exams, should be banned.Medical experts believe that a range of psychoactive drugs that includes those used to tackle the symptoms of Alzheimer's and attention-deficit disorder in children, could fuel an already over-competitive society when used by the healthy.Amid fears that the increase in online pharmacies means that such drugs are much more readily available, the Home Office has asked the Advisory Council on the Misuse of Drugs to see how this 'rapidly evolving field' should be regulated. Just before she stepped down from office, the previous home secretary, Jacqui Smith, asked the advisory council to assess the harm - including that of possible psychological dependence or addiction - caused by this group of drugs when used by healthy adults.The request, disclosed in the council's annual report published today, GuardianValero reports loss as fuel demand plummets Valero Energy Corp., the largest U.S. refiner, posted its first second-quarter loss in a decade after the recession eroded fuel demand and plant shutdowns cut production. Houston ChronicleVirtual-Engineering Power Plants We are familiar with the fact that photovoltaic and wind energy installations, hydroelectric power stations and biogas resources provide us with much desired clean and green energy and with minimal or no carbon content. But they are still in the stage of infancy and needed more work on them in order to replace fossil [...]Posted in: Future Energy, Industry, Inventions alternative-energy-news.info1 2 3 4 |
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