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Researchers pinpoint date and rate of Earth's most extreme extinctionCalgary, Canada (SPX) Nov 22, 2011 It's well known that Earth's most severe mass extinction occurred about 250 million years ago. What's not well known is the specific time when the extinctions occurred. A team of researchers from North America and China have published a paper in Science this week which explicitly provides the date and rate of extinction. "This is the first paper to provide rates of such massive extinction," says Dr. Charles Henderson, professor in the Department of Geoscience at the University of Calgary and co-au ... read more |
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  Carbon surge to test resolve at UN climate talks A new round of UN climate talks opens in South Africa next week against a backdrop of record greenhouse-gas emissions but deep frustration in the quest for a solution. ... more | .. |
  Hong Kong hotel group strikes shark fin off menu One of Asia's most prestigious hotel chains said Monday it would stop selling shark fin from January, in a move hailed as a historic breakthrough by campaigners to protect the threatened predators. ... more | .. |
  Ozone From Rock Fracture Could Serve As Earthquake Early Warning Researchers the world over are seeking reliable ways to predict earthquakes, focusing on identifying seismic precursors that, if detected early enough, could serve as early warnings. New research, p ... more | .. |
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  Vultures dying at alarming rate Vultures in South Asia were on the brink of extinction until Lindsay Oaks and Richard Watson, from The Peregrine Fund in the US, undertook observational and forensic studies to find out why the numb ... more | .. |
 What bacteria don't know can hurt them Many infections, even those caused by antibiotic-sensitive bacteria, resist treatment. This paradox has vexed physicians for decades, and makes some infections impossible to cure. A key cause ... more | .. |
 Rethinking the ocean's role in Pacific climate University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science researchers have climate scientists rethinking a commonly held theory about the ocean's role in the global climate system ... more | .. |
  Study finds tropical areas aren't the only source of seasonal flu A commonly held theory says that flu virus originates every year in Southeast and Eastern Asia, making this region the source of seasonal flu epidemics in other parts of the world. However, re ... more |
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Oxford team unveils air-powered robots that synchronize without electronics
Teaching robots to map large environments
Inside Germany's rare earth treasure chest | .. |
  Late season Hurricane Kenneth forms in the eastern Pacific The hurricane season in the eastern Pacific isn't over and Hurricane Kenneth serves as a reminder that the season ends November 30. NASA satellite imagery shows Kenneth more organized than it appear ... more | .. |
 Thaksin visits S. Korea to tour river project Former Thai premier Thaksin Shinawatra is visiting South Korea to tour a $19 billion river upgrade project which he believes could have averted Thailand's flood disaster, officials said Tuesday. ... more | .. |
  Companies not buying enough 'green' palm oil: WWF Major retailers and manufacturers are not doing enough to honour commitments to use sustainable palm oil to help protect virgin rainforests from destruction, WWF said on Tuesday. ... more | .. |
 Hurricane Kenneth becomes category three storm Hurricane Kenneth became a major category three storm off the Pacific coast of Mexico early Tuesday but posed no immediate threat to land, US forecasters said. ... more |
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 China to call for extension of Kyoto at climate talks China, the world's top greenhouse gas emitter, said Tuesday it will push at next week's climate talks for an extension of the Kyoto Protocol, which requires rich nations to reduce their emissions. ... more | .. |
 Genome sequence sheds new light on how plants evolved nitrogen-fixing symbioses The genome of Medicago, a close relative of alfalfa and a long-established model for the study of legume biology, has been sequenced by an international team of scientists, capturing around 94 per c ... more | .. |
  Trees adapt to poor levels of sunlight to effectively process carbon In Europe forests appear evergreen even in the cloudiest conditions, while the lush interiors of Asian jungles are typically overshadowed by a dense canopy. The ability of trees to adapt to li ... more | .. |
  Milk thistle stops lung cancer in mice Tissue with wound-like conditions allows tumors to grow and spread. In mouse lung cancer cells, treatment with silibinin, a major component of milk thistle, removed the molecular billboards that sig ... more |
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New satellite operations centre planned for Germany to support EU constellation
N. Korea warns of more 'offensive action' after latest missile launch
Sudan army says intercepts drone attack on key southern city | .. |
  Egypt military calls for crisis talks with political forces Egypt's ruling military on Monday called for crisis talks with the country's political forces, as deadly clashes raged for a third day between police and protesters demanding democratic change. ... more | .. |
  Fans strip off in support of Ai Weiwei Ai Weiwei fans have again rallied behind the outspoken Chinese artist after he revealed he is being investigated on pornography charges - by posting naked pictures of themselves online. ... more | .. |
 Dalai Lama questions self-immolation The Dalai Lama said he doesn't encourage self-immolation by monks and nuns protesting China's control over Tibet and questions the usefulness of the acts as a protest tool. ... more | .. |
 US 'deeply concerned' by Egypt violence The United States said Monday it was "deeply concerned" by the violence in Egypt, but called for elections to be held as soon as possible despite three days of deadly clashes between protesters and security forces. ... more |
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 Senegal poor pay more than rich for water: UN envoy Those living in Senegal's poor, cramped suburbs who have no running water at home can pay up to four times more for water than rich households, a United Nations water and sanitation expert said Monday. ... more | .. |
Ai Weiwei and editor of China paper in online spat The editor of a Chinese state-run paper and three others have been inundated with calls and texts after artist Ai Weiwei put their numbers online in protest at things they had written about him. ... more | .. |
 Protesters in China march against 'dictatorship' Thousands of demonstrators marched Monday in south China to protest against a local land grab, carrying banners and shouting slogans opposing "dictatorship" and "corruption", locals said. ... more | .. |
  Buffett's Japan view unchanged by disasters, scandal US billionaire investor Warren Buffett said Monday that neither the March 11 earthquake and tsunami nor the corporate scandal that has engulfed Olympus have changed his view on investing in Japan. ... more |
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Closest-ever view of planet-forming disk captured around distant star
AI-developed controller directs satellite in pioneering in-orbit maneuver
Saturn's icy moon may host a stable ocean fit for life, study finds | .. |
 34 million living with HIV after treatment 'gamechanger': UN A significant expansion in access to treatment helped slash the number of AIDS-related deaths in 2010, bringing the number of people living with HIV to a record 34 million, the United Nations said Monday. ... more | .. |
  Radioactive road poses headache for Seoul district A district council in South Korea's capital is grappling with a weighty waste management problem - finding somewhere to dump a radioactive road. ... more | .. |
Greenhouse gases rise to record high in 2010: UN The amount of global warming-causing greenhouse gases in the atmosphere rose to a new high in 2010, and the rate of increase has accelerated, the UN weather agency said on Monday. ... more | .. |
 Spanish right celebrates landslide election win Spain's right stormed to its biggest election win ever Sunday, unleashing dancing in the street by voters desperate for an end to soaring unemployment and a eurozone debt storm. ... more |
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 GOES Satellite Eyeing Late Season Lows for Tropical Development Its late in the Atlantic and eastern Pacific hurricane seasons, but the calendar isn't stopping the tropics. The GOES-13 satellite is keeping forecasters informed about developing lows like System 9 ... more | .. |
  Air Pollution a Culprit in Worsening Drought and Flooding Increases in air pollution and other particulate matter in the atmosphere can strongly affect cloud development in ways that reduce precipitation in dry regions or seasons. This while increasing rai ... more | .. |
UBC researchers provide recommendations for $100 billion in annual climate change aid University of British Columbia researchers are providing recommendations for managing a $100 billion annual commitment made by the international community at last year's United Nations climate confe ... more | .. |
 Separating signal and noise in climate warming In order to separate human-caused global warming from the "noise" of purely natural climate fluctuations, temperature records must be at least 17 years long, according to climate scientists. T ... more |
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