A new study of three ice cores from Greenland documents the warming of the large ice sheet at the end of the last ice age – resolving a long-standing paradox over when that warming occurred.
Earth Sciences
Sep 4, 2014
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For decades, medical researchers have sought new methods to diagnose how different types of cells and systems in the body are functioning. Now scientists have adapted an emerging biomedical technique to study the vast body ...
Earth Sciences
Sep 4, 2014
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One of the most important molecules on earth, calcium carbonate crystallizes into chalk, shells and minerals the world over. In a study led by the Department of Energy's Pacific Northwest National Laboratory, researchers ...
Earth Sciences
Sep 4, 2014
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Researchers from the University of Houston and Trinity University have for the first time provided direct evidence of a water-mediated reaction mechanism for the catalytic oxidation of carbon monoxide.
Nanophysics
Sep 4, 2014
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Enzymes that help produce caffeine evolved independently in coffee, tea and chocolate, say scientists who have newly sequenced the coffee plant genome.
Biotechnology
Sep 4, 2014
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Cells are complex objects with a sophisticated metabolic system. Their evolutionary ancestors, the primordial cells, were merely composed of a membrane and a few molecules. These were minimalistic yet perfectly functioning ...
Cell & Microbiology
Sep 4, 2014
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A US judge Thursday ruled the massive 2010 Gulf of Mexico oil spill was due to BP's "gross negligence," potentially subjecting the oil giant to billions of dollars in additional fines.
Environment
Sep 4, 2014
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US President Barack Obama on Thursday named Google vice president Megan Smith as his new chief technology officer, charged with unleashing the power of data and computers inside the fusty world of government.
Internet
Sep 4, 2014
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Google has agreed to pay full refunds totaling at least $19 million to consumers who were charged for purchases that children made via apps without parental consent from the Google Play app store.
Business
Sep 4, 2014
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Shares of home-improvement retailer Home Depot sank before the opening bell Tuesday after confirming that its payment systems had been hacked, potentially exposing millions of shoppers who used credit and debit cards at its ...
Security
Sep 4, 2014
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