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Scripps research scientists unlock evolutionary secret of blood vesselsLa Jolla CA (SPX) Feb 23, 2012 The ability to form closed systems of blood vessels is one of the hallmarks of vertebrate development. Without it, humans would be closer to invertebrates (think mollusks) in design, where blood simply washes through an open system to nourish internal organs. But vertebrates evolved closed circulation systems designed to more effectively carry blood to organs and tissues. Precisely how that happened has remained a clouded issue. But now, a team of scientists from the California and Florida campuse ... read more |
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  Coastal drinking water more vulnerable to water use than climate change Human activity is likely a greater threat to coastal groundwater used for drinking water supplies than rising sea levels from climate change, according to a study conducted by geoscientists from the ... more | .. |
 The Origin of Photosynthesis Revealed Atmospheric oxygen really took off on our planet about 2.4 billion years ago during the Great Oxygenation Event. At this key juncture of our planet's evolution, species had either to learn to cope w ... more | .. |
  Public Safety Benefits of Open Architecture Approach to Interoperable Emergency Communications In a keynote session at the International Wireless Communications Expo, Raytheon declared that the right technical model for a mobile broadband public safety network is open architecture, non-propri ... more | .. |
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  Organic farming improves pollination success in strawberries Organic farms produce strawberries with fewer malformations and a higher proportion of fully pollinated berries relative to conventional forms, according to a report in the open access journal PLoS ... more | .. |
 When is a gene not a gene A high-quality reference catalogue of the genetic changes that result in the deactivation of human genes has been developed by a team of researchers. This catalogue of loss-of-function (LoF) v ... more | .. |
  Global permafrost zones in high-resolution images on Google Earth Thawing permafrost will have far-reaching ramifications for populated areas, infrastructure and ecosystems. A geographer from the University of Zurich reveals where it is important to confront the i ... more | .. |
  Penn researcher helps discover and characterize a 300-million-year-old forest Pompeii-like, a 300-million-year-old tropical forest was preserved in ash when a volcano erupted in what is today northern China. A new study by University of Pennsylvania paleobotanist Hermann Pfef ... more |
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Trump signs orders to boost US nuclear energy
Anthropic's Claude AI gets smarter -- and mischievious
Suriname president vows oil bonanza won't hit carbon-negative status | .. |
 Fused genes tackle deadly Pierce's disease in grapevines A gene fusion research project led by a University of California, Davis, plant scientist delivers a one-two punch to Pierce's disease, a deadly threat to California's world-renowned wine industry. ... more | .. |
  In Somalia, securing peace harder than seizing territory The bullet-scarred hospital is basic but operational, the school is simple but has laughing children. Small successes for most nations; a major achievement in war-torn Somalia. ... more | .. |
  Japanese whalers under new attack by campaigners Anti-whaling campaigners Sea Shepherd attacked a Japanese whaling ship in the Antarctic Ocean by firing paint bombs at it and trying to jam its propeller with ropes, Japan's whaling body said Thursday. ... more | .. |
  'China-backed' Hong Kong hopeful should quit: poll Two-thirds of Hong Kong people think China's reported favourite to become the city's next leader should quit the race, a poll suggested Thursday as analysts warned of a "crisis" if he is elected. ... more |
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 Space solutions for the Arctic Policy, solutions and funding for new initiatives: ESA is joining forces at two events with decision-makers, universities, industry and users to map how space services can contribute to emerging cha ... more | .. |
 China's 'occupy' toilet protests spread A Chinese student is hoping to become a heroine for women around the world by launching an occupy movement of her own - in the men's toilets. ... more | .. |
 Swiss Re net profits up sharply to $2.6bn despite disasters Reinsurance giant Swiss Re shrugged off natural disasters to report net profits of $2.6 billion for 2011 on Thursday, up sharply from the $863 million recorded the previous year and higher than analysts had expected. ... more | .. |
 A classic model for ecological stability revised A famous mathematical formula which shook the world of ecology 40 years ago has been revisited and refined by two University of Chicago researchers in the current issue of Nature. In 1972, phy ... more |
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Russia strikes Kyiv after first stage of major prisoner swap
Growing Arctic military presence worries Finland's reindeer herders
South Korea says concerned by China's 'no-sail zone' in overlapping waters | .. |
 Somali PM would 'welcome' air strikes against Shebab Somali Prime Minister Abdiweli Mohamed Ali said Wednesday he would welcome European air strikes against Al-Qaeda-linked Shebab insurgents in Somalia, as long as they did not hurt civilians. ... more | .. |
  Fresh scandal embroils US climate science debate A fresh scandal over climate change has erupted in the United States after leaked documents appeared to show a right-wing funded campaign to influence how climate science is taught in schools. ... more | .. |
 China company opens bear bile farm to media A traditional Chinese medicine company at the heart of an angry Internet campaign accusing it of cruelty to animals opened one of its controversial bear bile farms to journalists on Wednesday. ... more | .. |
 Kenyan troops make slow progress in Somalia Draped in belts of bullets and carrying a machine gun, Kenyan soldier Philip Namanda peers out into the shimmering heat of the yellow scrubland of southern Somalia, waiting for guerrilla attacks. ... more |
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  Two-thirds of Myanmar HIV patients untreated: MSF International funding cuts threaten to deepen an HIV crisis in Myanmar, where tens of thousands of people are denied lifesaving treatment, an aid agency said Wednesday. ... more | .. |
 Japan court clears anti-dolphin-hunt activist A Japanese court on Wednesday ruled that a Dutch supporter of militant environmentalist group Sea Shepherd was not guilty of assaulting a man in a dolphin-hunting town. ... more | .. |
 New amphibian family found in Indian mud Researchers digging through mud in northeast India have discovered a new family of legless amphibians in a rare scientific breakthrough detailed in a study released on Wednesday. ... more | .. |
  Kevin Rudd: from humble beginnings to top politician Kevin Rudd was for years the darling of Australian politics before experiencing a rapid decline that saw him dumped as Labor leader in a brutal party-room coup by Julia Gillard in 2010. ... more |
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After two setbacks, SpaceX could try to launch massive Starship next week
Doubt cast on claim of 'hints' of life on faraway planet
S.Africa moves to ease black empowerment law under Starlink pressure | .. |
 New Zealand pays silent tribute to quake dead New Zealand paused for two minutes' silence on Wednesday to mark the first anniversary of the devastating Christchurch earthquake, which left 185 people dead. ... more | .. |
 TEPCO to cement Fukushima seabed to stem radiation The operator of Japan's tsunami-crippled nuclear plant is to cover a large swathe of seabed near the battered reactors with cement in a bid to halt the spread of radiation, the company said Wednesday. ... more | .. |
 Shanghai dialect fights to survive in modern China When professor Qian Nairong published his dictionary of the Shanghai dialect in 2007, he was in some ways documenting a dying language. ... more | .. |
  Landscape fire smoke contributes to hundreds of thousands of deaths worldwide Worldwide, smoke from landscape fires contributed to an average of 339,000 deaths per year between 1997 and 2006, according to new research published in Environmental Health Perspectives and release ... more |
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  Europe Hammered by Winter, Is North America Next? For the first half of this year's winter, the big news was warm temperatures and lack of snow. Ski resorts were covered in bare dirt, while January temperatures in southern California topped July hi ... more | .. |
  Using the past to improve ecological forecasting To better predict the future, Jack Williams is looking to the past. "Environmental change is altering the composition and function of ecological communities," says the Bryson Professor of Climate, P ... more | .. |
  Tohoku grim reminder of potential for Pacific Northwest megaquake The March 11, 2011 Tohoku earthquake is a grim reminder of the potential for another strong-motion mega-earthquake along the Pacific Northwest coast, geophysicist John Anderson of the University of ... more | .. |
 Taking the Earth's pulse with new economic and environmental index A growing world population, mixed with the threat of climate change and mounting financial problems, has prompted University of British Columbia researchers to measure the overall 'health' of 152 co ... more |
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