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Species reemergence after collapse is possible but differentWashington DC (SPX) May 26, 2011 Species pairs that disappear through hybridization after human-induced changes to the environment can reemerge if the disturbance is removed, according to a new mathematical model that shows the conditions under which reemergence might happen. The findings, published in the journal Evolution, are important for conservationists and ecosystem managers interested in preserving, or even restoring, systems that have been disturbed by human activity. By simulating environmental disturbances that r ... read more |
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  Brazil farm interests score one against forest protection Brazil's powerful agricultural sector has scored a major victory, with the approval by the lower house of Congress of a reform that would open up some protected forests to cropland and ranchers. ... more | .. |
  US promotes climate aid to skeptical Congress The US administration said Wednesday that assistance to poor countries for climate change was crucial to US credibility as it struggled to convince a skeptical Congress. ... more | .. |
  Anguished hunt for scores missing after US tornado Rescue teams and anguished families Wednesday were desperately trying to find some 1,500 people listed as missing since a tornado ripped through a Missouri town, killing at least 125 residents. ... more | .. |
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  Mummies tell history of a modern plague Mummies from along the Nile are revealing how age-old irrigation techniques may have boosted the plague of schistosomiasis, a water-borne parasitic disease that infects an estimated 200 million peop ... more | .. |
  Experts quantify melting glaciers effect on ocean currents A team of scientists from the University of Sheffield and Bangor University have used a computer climate model to study how freshwater entering the oceans at the end of the penultimate Ice Age 140,0 ... more | .. |
  Scientists discover fossil of giant ancient sea predator Paleontologists have discovered that a group of remarkable ancient sea creatures existed for much longer and grew to much larger sizes than previously thought, thanks to extraordinarily well-preserv ... more | .. |
 2020 vision of vaccines for malaria, TB and HIV/AIDS Collectively, malaria, TB and HIV/AIDS cause more than five million deaths per year - nearly the entire population of the state of Washington - and represent one of the world's major public health c ... more |
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China emissions flat in third quarter as solar surges: study
Conference travel emissions exceed research energy use
Eyes turn to space to feed power-hungry data centers | .. |
  Cover crop seeder pulls triple duty for small farms Farmers using a cover crop seeder developed by Penn State agricultural scientists may eventually need only a single trip across the field to accomplish what takes most farmers three passes and sever ... more | .. |
  Scientists trick the brain into Barbie-doll size Imagine shrinking to the size of a doll in your sleep. When you wake up, will you perceive yourself as tiny or the world as being populated by giants? Researchers at Karolinska Institutet in Sweden ... more | .. |
 New level of genetic diversity in human RNA sequences uncovered A detailed comparison of DNA and RNA in human cells has uncovered a surprising number of cases where the corresponding sequences are not, as has long been assumed, identical. The RNA-DNA differences ... more | .. |
 Globalization exposes food supply to unsanitary practices As the United States continues to import increasingly more of its food from developing nations, we are putting ourselves at greater risk of foodborne disease as many of these countries do not have t ... more |
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 Young graphite in old rocks challenges the earliest signs of life Carbon found within ancient rocks has played a crucial role developing a time line for the emergence of biological life on the planet billions of years ago. But applying cutting-edge technology to s ... more | .. |
 Africa turmoil looms over food price rise Africa is facing what African Development Bank President Donald Kaberuka calls a "Molotov cocktail" of rising food and oil prices that analysts fear could trigger widespread political upheaval like that which has swept the Arab world since January. ... more | .. |
  Stored nuclear fuel seen as U.S. risk The threat of released radioactive materials from a spent fuel pool at Japan's Fukushima plant is dwarfed by the risk posed by similar U.S. pools, a study says. ... more | .. |
  Honduras hopeful after deal with Zelaya Honduras is hopeful a shaky deal involving Colombia, Venezuela and exiled former President Manuel Zelaya will hold until next week to make way for the country's diplomatic rehabilitation. ... more |
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Geopolitical instability and AI drive transformation in EO market
'Western tech dominance fading' at Lisbon's Web Summit
European Response to Escalating Space Security Crisis | .. |
 Outside View: Arab Spring somber warning This column has forecast how the Arab Spring could too easily metastasize when or if the powerful causal forces of great public discontent aren't dispersed or reliever. ... more | .. |
  Satellites reveal 'lost' Egyptian pyramids A satellite survey of Egypt has revealed 1,000 tombs and 3,000 ancient settlements in infrared images that can detect underground structures, scientists say. ... more | .. |
  Somalia war: Surreal twists and turns The seemingly endless war in Somalia sometimes appears to be quite surreal, an echo of Evelyn Waugh's famous novel "Scoop" on the vagaries of the Abyssinian war of the 1930s between Emperor Haile Selassie and Mussolini's invading army. ... more | .. |
 Scientists map evolution of pig flu virus Scientists in Hong Kong and Singapore said on Wednesday they had established the widest-ever picture of how the flu virus circulates in pigs, a work that should aid efforts to combat a future influenza pandemic. ... more |
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  EU fisheries chief warns quotas face systematic drops Europe's fisheries commissioner warned Wednesday that future quotas will be lowered systematically in the absence of reliable scientitic data from EU states on stock sustainability. ... more | .. |
 Keeping hope alive for US tornado missing Amanda Marshall keeps checking her cell phone, waiting for news about her four-year-old niece who hasn't been seen since a massive tornado wiped out a quarter of this Missouri town. ... more | .. |
  Iceland volcano now calming down: experts The eruption of Iceland's Grimsvoetn volcano has tailed off and its ash plume has almost disappeared, experts and officials said on Wednesday, refusing though to declare the flight-disrupting incident closed. ... more | .. |
  Bees to monitor air quality at Berlin airport Berlin's Schoenefeld international airport, located in the capital's rural outskirts, Wednesday announced a long-term project to monitor air quality by studying local bees and their honey. ... more |
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Dust and Sand Movements Reshape Martian Slopes
Early Matter-Dominated Universe May Have Spawned the First Black Holes and Exotic Stars
SpaceX Starlink launch breaks record for Florida spaceport | .. |
 Environmentalist husband, wife shot dead in Brazil A husband and wife team of environmentalists have been killed by gunmen in Brazil's northern Amazon state of Para, one of the most restive regions in the country due to land disputes, officials said Wednesday. ... more | .. |
  Unrest in China after Mongol herder's death: group Hundreds of ethnic Mongols have protested in China this week over the killing of a shepherd that has sparked online calls for even bigger future demonstrations, human rights organisations have said. ... more | .. |
Village in Iceland volcano's shadow glimpses life after ash As Iceland's Grimsvoetn volcano calmed down Wednesday, residents of nearby Kirkjubaejarklaustur village swept away the thick layer of ash covering everything and hoped for rain. ... more | .. |
 Near Iceland volcano, farmers rescue animals from ash Despite the thick layer of brown-grey ash blanketing her farm and the mask on her face, Henny Hrund Johannsdottir breathes a sigh of relief: she has saved her sheep from the dust from the raging Grimsvoetn volcano. ... more |
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 Central China drought worst in over 50 years: reports Central China's worst drought in more than 50 years is drying reservoirs, stalling rice planting, and threatens crippling power shortages as hydroelectric output slows, state media said Wednesday. ... more | .. |
 Philippines on alert as Songda turns into typhoon A fierce storm approaching the Philippines intensified into a typhoon on Wednesday, the government said, warning it would unleash heavy rains across the main island of Luzon. ... more | .. |
 IAEA begins probe into Japan nuclear emergency A team of foreign inspectors due to visit Japan's stricken Fukushima plant began questioning officials Wednesday as part of a fact-finding mission on the world's worst atomic crisis since Chernobyl. ... more | .. |
 Australian meteorologists call an end to La Nina Australian meteorologists on Wednesday declared La Nina, the disruptive weather pattern behind floods and cyclones that brought death and destruction this year, to have ended. ... more |
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