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The winners of mass extinction: With predators gone, prey thrivesChicago IL (SPX) May 03, 2011 In modern ecology, the removal or addition of a predator to an ecosystem can produce dramatic changes in the population of prey species. For the first time, scientists have observed the same dynamics in the fossil record, thanks to a mass extinction that decimated ocean life 360 million years ago. What was bad for fish was good for the fish's food, according to a paper published in the Proceedings of the National Academy of Sciences. Researchers from the University of Chicago, West Virginia Univer ... read more |
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![]() Small fry fish just as vulnerable to population plunges as sharks or tuna On land, being small and lurking at the bottom of the food chain is a far better strategy for species survival than being big, fierce and perched on top, at least when humans are after you - just as ... more | .. |
![]() Researchers turn to museums to track down clues in mysterious amphibian declines There's a crisis among the world's amphibians-about 40 percent of amphibian species have dwindled in numbers in just three decades. Now, museum jars stuffed full of amphibians may help scientists de ... more | .. |
![]() One dead as tornado hits New Zealand city A freak tornado hit New Zealand's largest city Auckland on Tuesday, killing one person and injuring dozens more as it ripped the roof off a suburban shopping mall. ... more | .. | ||
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![]() Pain and itch connected down deep A new study of itch adds to growing evidence that the chemical signals that make us want to scratch are the same signals that make us wince in pain. The interactions between itch and pain are only p ... more | .. |
![]() Study suggests that successful blueprints are recycled by evolution A study by researchers in Austria and the US finds evidence that the different cell types that make up organs have arisen only once during the course of evolution. The programs to develop these cell ... more | .. |
![]() Japan eyes $49 bn nuclear compensation: report The Japanese government has estimated that compensation for damages resulting from the country's nuclear crisis could reach four trillion yen ($49 billion), a report said Tuesday. ... more | .. |
![]() Washing with contaminated soap increases bacteria on hands People who wash their hands with contaminated soap from bulk-soap-refillable dispensers can increase the number of disease-causing microbes on their hands and may play a role in transmission of bact ... 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 | .. |
![]() Lichen evolved on 2 tracks, like marsupials and mammals Lichen, those drab, fuzzy growths found on rocks and trees, aren't as cuddly and charismatic as kangaroos or intriguing as opossums, but they could be a fungal equivalent, at least evolutionarily. ... more | .. |
![]() Media multitasking is really multi-distracting Multitaskers who think they can successfully divide their attention between the program on their television set and the information on their computer screen proved to be driven to distraction by the ... more | .. |
![]() Digging in Dirt, Arbor Day Planting, May Help Build Citizenship Digging in the ground to plant trees may be an excellent gateway to further involvement in politics and civic affairs, concludes a new University of Maryland study, based on work with New York City ... more | .. |
![]() Public will push China on environment: EU climate chief Pressure from a growing middle class will encourage China's leaders to push ahead with cleaning up the environment, the European Union's climate action commissioner said Tuesday. ... more |
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![]() Slow clean up for Argentina's worst environmental stain Along the Riachuelo river, one of the world's most polluted waterways lying south of Argentina's capital, many residents suffer from skin and lung problems and lack drinking water or sewers. ... more | .. |
![]() Japan police plan DNA database to identify tsunami dead Japanese police are to set up a DNA database to help identify the bodies of those killed in the March earthquake and tsunami, reports said Tuesday. ... more | .. |
![]() China police detain seven over deadly hotel fire Police in northeastern China have detained seven people suspected of deliberately starting a weekend fire in a hotel that killed 10 people and injured 35, the government and state media said Tuesday. ... more | .. |
![]() The case for climate change NASA's Jet Propulsion Laboratory and the U.K. Meterological (Met) Office are combining forces - bringing together the expertise of observing Earth from space on the one hand, and the expertise of de ... 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 | .. |
![]() Study: Memories change brain structure European researchers say they've recorded changes in the brain as it learns and sorts what it has learned in a "clearing house" of memories. ... more | .. |
![]() Brazil hits back in anger over dam protest Brazil retaliated against the Inter-American Human Rights Court for taking up the cause of protesters opposed to a giant Amazonian dam. ... more | .. |
![]() Genetic study says China source of rice Genome researchers tracking the evolutionary history of rice say domesticated rice may have appeared as far back as around 9,000 years ago in China. ... more | .. |
![]() 'Million-dollar sharks' boon to eco-tourism: report A single reef shark can be worth nearly two million dollars in tourism revenue over its lifetime, according to a study released Monday by researchers in Australia. ... more |
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![]() Top Tibetan monk denies Chinese 'spy' tag The Karmapa Lama, one of Tibet's top Buddhist monks and widely seen as a potential spiritual successor to the Dalai Lama, spoke out Monday against allegations that he was a Chinese spy. ... more | .. |
![]() Amid mourning, search extends for US storm victims Search and rescue teams combed through the rubble of destruction Monday from a wave of deadly tornadoes, looking for more victims in a disaster that has already claimed nearly 350 lives in the US south. ... more | .. |
![]() Yandex divulges info on Russian anti-corruption crusader Russia's top Internet portal Yandex said Monday it has been forced to divulge financial details about the country's top anti-corruption crusader to the powerful Federal Security Service (FSB). ... more | .. |
![]() WWF welcomes first Bulgaria ban on Danube sturgeon fishing The environmental group WWF welcomed on Monday Bulgaria's ban on catching sturgeon in the Danube, as the species faces extinction due to overfishing for its caviar. ... more |
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Tiangong hosts dual crews after debris impact delays Shenzhou-20 return
Dust and Sand Movements Reshape Martian Slopes
Early Matter-Dominated Universe May Have Spawned the First Black Holes and Exotic Stars | .. |
![]() Chinese army gives rocket launchers, weapons to Sierra Leone China's ambassador to Sierre Leone on Monday presented AK47 rifles, rocket launchers, anti-aircraft guns and mortars to Sierra Leone's army to boost its defence capabilities. ... more | .. |
![]() Wrong strategy could worsen dengue epidemics: study The wrong approach to wiping out the mosquitoes that cause dengue infections could lead to worse epidemics in the future, according to a study released Tuesday. ... more | .. |
![]() S. Korea diplomat probed for ivory shipment A senior South Korean diplomat faces an investigation for bringing ivory home following a posting in Africa, officials said Monday. ... more | .. |
![]() Japan passes 4 trillion yen disaster relief budget Japan's parliament on Monday passed an emergency 4 trillion yen ($49 billion) budget to help fund reconstruction after the deadly March 11 earthquake and tsunami devastated northeastern regions. ... more |
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![]() Japan plans new tsunami wall at nuclear plant The operator of Japan's Fukushima nuclear plant will build a wall to defend it against future tsunamis, reports said Monday, as public confidence slipped in the government's handling of the disaster. ... more | .. |
![]() Filthy toilets a blight on Asian prosperity Fast-growing Asian economies may be flush with money but filthy toilets remain a blight across the region despite rising standards of living, with dire effects on poverty reduction and public health. ... more | .. |
![]() Grandma was right Infants do wake up taller Science is finally confirming what grandma knew all along: infants wake up taller right after they sleep. Findings from the first study of its kind measuring the link between daily growth and sleep ... more | .. |
![]() Chemical in plastic linked to wheezing in childhood If a pregnant woman is exposed to bisphenol A (BPA), especially during the first trimester, her child may be at higher risk of wheezing early in life, according to a study to be presented Sunday, Ma ... more |
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