July 10, 2007 | ![]() |
packed with life |
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Lockheed Martin Reaches Major Milestone For The Mule Robotic Vehicle Engineering Evaluation Unit![]() The Lockheed Martin Multifunction Utility/Logistics and Equipment (MULE) robotic vehicle's Engineering Evaluation Unit (EEU) recently reached a major milestone in demonstrating autonomous navigation over complex obstacles, such as steps and gaps. The EEU autonomously climbed a 30-inch step and bridged a 70-inch gap without operator intervention, using only parametric descriptions of the obstacle ... more China Tells Local Authorities To Address Social Instability ![]() China has ordered local authorities to address the root causes of rising public discontent, state media reported on Saturday, in an apparent sign of growing concern over social stability. Local officials have been told they will be denied promotions unless they minimise social unrest in their areas, Xinhua news agency quoted a top Community Party official as saying. "Officials who perform ... more China Targets Unsafe Tap Water ![]() China adopted a new standard Sunday for tap water quality to better protect its population against a series of hidden dangers, state media said. "In some of China's cities, water supply has been contaminated and residents are threatened with unsafe water," Zhang Chengyu, an official with the Ministry of Health, told the Xinhua news agency. The current standard, issued in 1985, is outdated ... more Inventing Protein ![]() Nature, through the trial and error of evolution, has discovered a vast diversity of life from what can only presumed to have been a primordial pool of building blocks. Inspired by this success, a new Biodesign Institute research team, led by John Chaput, is now trying to mimic the process of Darwinian evolution in the laboratory by evolving new proteins from scratch. Using new tricks of molecul ... more Tracking Down The First Steps Of Life On Earth ![]() One of the biggest puzzles in biology is also one of the principal challenges for astrobiology. Just how did life emerge on Earth and under what conditions it might arise on other planetary bodies? This is an area of research that is still highly speculative but there are clues available from the careful analysis of what we know of life on Earth today. Buried deep in the cell are chemical fossil ... more |
life:
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![]() ![]() Pseudo-satellites, ground-based substitutes used when signals from `real� satellites are not available, can deliver accurate positioning information in places where conventional solutions fail. This was demonstrated on 27 June in Helsinki harbour as part of a project supported by ESA. For geographical or technical reasons, satellite positioning signals are not always available. Northern regions ... more US Mulls Plunge Into Ocean Aquaculture ![]() US government and industry leaders are urging a headlong plunge into ocean fish farming to meet surging global demand, even as environmental activists call for a go-slow approach. A two-day Washington aquaculture summit hosted by the US Commerce Department in June brought together advocates of a broader push into fish farming as lawmakers push to facilitate ocean farms similar to those used in A ... more As China Overtakes US As Global Polluter Opportunities Abound For Newer, Cleaner Plants ![]() China will become the world's largest greenhouse gas emitter in one year, exceeding the emissions of the U.S. However, China also presents the most investment opportunities for manufacturing products based on new clean technologies, putting the country on both sides of the environmental challenge. These points and many others were discussed by a blue-chip panel of cleantech leaders during the Lu ... more SCE Proposes Final Leg Of Largest Renewable Transmission Project In California ![]() Southern California Edison (SCE) today applied to the California Public Utilities Commission (CPUC) and the U.S. Forest Service for authorization to construct Segments 4-11 of the Tehachapi Renewable Transmission Project, a series of new and upgraded high-voltage electric transmission lines to deliver electricity from proposed new wind farms in the Tehachapi Wind Resource Area to SCE customers a ... more Acciona Acquires 1300 MW Of Wind Assets Across Midwest States ![]() Acciona, the world's largest wind power developer, announced it has acquired exclusive rights to develop 1300 megawatts (MW) worth of wind assets in the states of Illinois, Iowa and Wisconsin. The development will take place through an acquisition of projects from EcoEnergy, LLC, an alternative energy solutions developer and a unit of The Morse Group. The acquisition represents Acciona's c ... more |
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![]() ![]() The Spanish government led by example Friday on energy waste, ordering pubic buildings to stick to a minimum summer temperature of 24 degrees Celsius (77 degrees Fahrenheit). With much of Spain baking in rising summer temperatures that can surpass 40 degrees, the government is courting unpopularity by making people work under the restrictions. But Spanish First Deputy Prime Minister Maria Teresa ... more Eurobot Makes A Splash ![]() Many of the best-loved science fiction movies show intelligent robotic servants working alongside their masters. Fiction is rapidly becoming fact as European engineers develop increasingly sophisticated machines that can operate in space. One of these, known as Eurobot, has just completed trials in the giant pool at the European Astronaut Centre. Eurobot has been under development since 20 ... more Pioneering 3D View Of Near-Earth Magnetic Dance ![]() Scientists have obtained the first-ever 3D picture of interconnected magnetic 'dances' in near-Earth space, known as magnetic reconnection events. The data from ESA's Cluster satellites will help to understand better magnetic reconnection, a process related to star formation, solar explosions and the entry of solar wind energy into the near-Earth environment. Magnetic reconnection is the p ... more How To Manage Floating Fluids In Space ![]() Six months is a long time to be away from home. But Astronaut Sunita Williams had plenty of work to keep her busy during her stay on the International Space Station, including a group of experiments she dubbed "lava lamp." "I call it the 'lava lamp' experiment because some of the fluid is pink, and we hang out watching it with video and pictures," she wrote in her mission log. "If only we had a ... more Interpreting Nukes In Japan ![]() If the United States had not dropped nuclear bombs on Japan, World War II could have dragged on even longer and claimed more Japanese as well as American lives. That line of thinking is a mainstream U.S. theory when justifying the Truman administration's decision to attack Hiroshima and Nagasaki in 1945. But merely mouthing that idea in front of a group of university students is ill-advised for ... more
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