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A new theory emerges for where some fish became 4-limbed creaturesEugene OR (SPX) Dec 30, 2011 A small fish crawling on stumpy limbs from a shrinking desert pond is an icon of can-do spirit, emblematic of a leading theory for the evolutionary transition between fish and amphibians. This theorized image of such a drastic adaptation to changing environmental conditions, however, may, itself, be evolving into a new picture. University of Oregon scientist Gregory J. Retallack, professor of geological sciences, says that his discoveries at numerous sites in Maryland, New York and Pennsylvania su ... read more |
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  Sea snails help scientists explore a possible way to enhance memory Efforts to help people with learning impairments are being aided by a species of sea snail known as Aplysia californica. The mollusk, which is used by researchers to study the brain, has much in com ... more | .. |
 How bacteria fight flouride Yale researchers have uncovered the molecular tricks used by bacteria to fight the effects of fluoride, which is commonly used in toothpaste and mouthwash to combat tooth decay. In the Dec. 22 ... more | .. |
  Oxidative DNA damage repair Oxidative stress is the cause of many serious diseases such as cancer, Alzheimer's, arteriosclerosis and diabetes. It occurs when the body is exposed to excessive amounts of electrically charged, ag ... more | .. |
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  Negative ads signal dirty US presidential campaign The blast of negative ads that helped torpedo Newt Gingrich ahead of Tuesday's Iowa caucuses are just a small splatter of the mud set to fly when the eventual Republican nominee goes up against President Barack Obama. ... more | .. |
 Science taboo for Republicans seeking White House Many of the Republican candidates vying for their party's nod to take on President Barack Obama, dismiss science in favor of strong evangelical faith, playing to a hardline conservative electorate. ... more | .. |
  25 held over Bissau 'coup plot', weapons cache seized Twenty-five renegade soldiers involved in an apparent coup plot in Guinea-Bissau are being detained in the capital and at an air base north of Bissau, an AFP reporter said, after the army uncovered a large cache of weapons. ... more | .. |
  New Year despair for Japan's nuclear refugees As most of Japan prepares to ring in the New Year at the end of a traumatic 2011, refugees from the country's nuclear crisis relocated far from home say they have nothing to celebrate. ... more |
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US seeks deals for Alaska energy as Asia representatives visit
Czechs sign nuclear deal with S.Korea firm KHNP: PM
US-China at trade impasse as Trump's steel tariff hike strains ties | .. |
  Fire destroys 1,500 hectares of Patagonia forest A fire has destroyed or seriously damaged 1,500 hectares (3,700 acres) of vegetation in a Patagonia nature preserve in southern Chile, forcing the evacuation of 400 people, officials said Thursday. ... more | .. |
  Guyana, Germany ink deal to protect Amazon Guyana inked a 5-million-euro ($6.5-million) deal Thursday with Germany to help the South American country develop and sustain biodiversity in several Amazon protected areas. ... more | .. |
 Members of small monkey groups more likely to fight Small monkey groups may win territorial disputes against larger groups because some members of the larger, invading groups avoid aggressive encounters. In a new report published in the Proceed ... more | .. |
 Badwater Basin: Death Valley Microbe Thrives There Nevada, the "Silver State," is well-known for mining precious metals. But scientists Dennis Bazylinski and colleagues at the University of Nevada Las Vegas (UNLV) do a different type of mining. They ... more |
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 Life In An Age Of Unnatural Disasters Global wildlife is facing an unprecedented threat from natural disasters exacerbated by climate change, warn scientists in a paper published in Trends in Ecology and Evolution. Hurricanes, dro ... more | .. |
  Sea cucumbers: Dissolving coral reefs? Coral reefs are extremely diverse ecosystems that support enormous biodiversity. But they are at risk. Carbon dioxide emissions are acidifying the ocean, threatening reefs and other marine organisms ... more | .. |
 Rapid evolution in domestic animals sheds light on the genetic changes underlying evolution A complex genomic rearrangement causes a fascinating phenotype in chickens in which a massive expansion of pigment cells not only makes the skin and comb black, but also results in black internal or ... more | .. |
 Taiwanese seas threatened by overfishing Ocean ecology surrounding Taiwan is threatened by overfishing, a new report warns. ... more |
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'Aces up the sleeve': Ukraine drone attacks in Russia shake up conflict
Trump says Iran 'slowwalking' as Khamenei opposes nuclear proposal
US pressures NATO to seal deal on ramping up defence spending | .. |
  Chinese police kill seven in restive Xinjiang China said Thursday a police operation to free hostages in the restive Xinjiang region had left seven "terrorists" dead, but an exile group described the incident as a protest by local Uighurs. ... more | .. |
 BBC in hot water over 'pandagate' row It was intended as a lighthearted addition to an otherwise serious list of women who made the headlines in 2011. But the BBC's inclusion of a panda in its "faces of the year" has kicked up a storm. ... more | .. |
  Lockheed Martin Wins Major US Antarctic Program Support Contract Lockheed Martin has been selected by the National Science Foundation (NSF) to operate and maintain the support infrastructure for the United States Antarctic Program (USAP), which enables universiti ... more | .. |
  Spilled oil unexpectedly lethal to fish embryos in shallow, sunlit waters In a study published in the scientific journal PNAS, NOAA scientists and their collaborators reported Pacific herring embryos in shallow waters died in unexpectedly high numbers following an oil spi ... more |
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 Reclaiming the Land After a Forest Fire Wildfires cause tragic losses to life, property, and the environment. But even after the fire rages, the damage is far from done. Without vegetation, bare, burnt soil lies vulnerable to erosion, whi ... more | .. |
 Millipede border control better than ours A mysterious line where two millipede species meet has been mapped in northwest Tasmania, Australia. Both species are common in their respective ranges, but the two millipedes cross very little into ... more | .. |
 Comprehensive Study Makes Key Findings of Ocean pH Variations A group of 19 scientists from five research organizations have conducted the broadest field study of ocean acidification to date using sensors developed at Scripps Institution of Oceanography, UC Sa ... more | .. |
 Genetics of black chickens shed light rapid evolution in domestic animals The genetic changes underlying the evolution of new species are still poorly understood. For instance, we know little about critical changes that have happened during human evolution. Genetic ... more |
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The promise and peril of a crewed Mars mission
Renowned Mars expert says Trump-Musk axis risks dooming mission
Japanese company aborts Moon mission after losing contact with lander | .. |
 Record ivory seizures in 2011: watchdog The past 12 months has seen a record number of large ivory seizures across the world, confirming a sharp increase in the illegal trade in recent years, a wildlife watchdog said Thursday. ... more | .. |
  Latest China food safety scandal widens to oil Chinese authorities have recalled cooking oil products made by three companies after finding they contained the same type of cancer-causing toxin recently found in milk, state media said Thursday. ... more | .. |
 China police kill seven hostage-takers in Xinjiang China said Thursday a police operation to free hostages in the restive Xinjiang region had left seven "terrorists" dead, but an exile group described the incident as a desperate protest by local Uighurs. ... more | .. |
 China trial of activist couple ends without verdict A Beijing court failed to reach a verdict Thursday after the trial of sickly Chinese rights activist Ni Yulan and her husband, who appeared before judges amid a spreading crackdown on dissent. ... more |
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 Japan's tsunami refugees brace for harsh winter As the mercury plunges in Japan's disaster-hit northeast, thousands of people in temporary homes are digging in for what could be a long, hard and very cold winter. ... more | .. |
 Australian miner says any derailment spill 'diluted' An Australian mining company said Thursday that any hazardous copper concentrate from its operations that may have washed into floodwaters when a freight train derailed had likely been "highly diluted." ... more | .. |
  Huge waves damage anti-whaling boat Anti-whaling activists chasing the Japanese harpoon fleet suffered a major setback Thursday when the hull of one of their ships cracked in massive seas, forcing a second to divert to its rescue. ... more | .. |
 Glacial tap is open but the water will run dry Glaciers are retreating at an unexpectedly fast rate according to research done in Peru's Cordillera Blanca by McGill doctoral student Michel Baraer. They are currently shrinking by about one per ce ... more |
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