Today's Top Science News

Wednesday, November 25, 2009

First Black Holes May Have Incubated in Giant, Starlike Cocoons

The first large black holes in the universe likely formed and grew deep inside gigantic, starlike cocoons that smothered their powerful X-ray radiation and prevented surrounding gases from ...  > full story
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Hydrogen-Economy on the Way? New Hydrogen-Storage Method Discovered

Scientists have found for the first time that high pressure can be used to make a unique hydrogen-storage material. The discovery paves the way for a new approach to the hydrogen-storage ...  > full story
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Violent World of Raptors Explored

A journey that started with a box of bird feet carried three graduate students into the gruesome world of raptors. Normally focused on dinosaurs, the students compared the claws and killing methods of four types of ...  > full story
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Alzheimer's: Destructive Amyloid-Beta Protein May Also Be Essential for Normal Brain Function

Scientists have found that the amyloid-beta protein, currently the target of Alzheimer's drug research, is essential for normal information transfer through nerve ...  > full story
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Warmer Means Windier on Lake Superior, World's Biggest Freshwater Lake

Rising water temperatures are kicking up more powerful winds on Lake Superior, with consequences for currents, biological cycles, pollution and more on the world's largest lake and its smaller ...  > full story
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Ants Use Bacteria to Make Their Gardens Grow

Leaf-cutter ants, which cultivate fungus for food, have many remarkable qualities. Here's a new one to add to the list: the ant farmers, like their human counterparts, depend on nitrogen-fixing bacteria to make ...  > full story
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To the Bat Cave: Researchers Reconstruct Evolution of Bat Migration With Aid of Mathematical Model

Not just birds, but also a few species of bats face a long journey every year. Researchers have studied the migratory behavior of the largest extant ...  > full story
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Dramatic Decline Found in Siberian Tigers

The last remaining population of Siberian tigers has likely declined significantly due to the rising tide of poaching and habitat loss, according to a new report ...  > full story
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Killer Fungus Threatening Amphibians

Amphibians like frogs and toads have existed for 360 million years and survived when the dinosaurs didn't, but a new aquatic fungus is threatening to make many of them extinct, according to a new article. ...  > full story
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Spitzer Telescope Observes Baby Brown Dwarf

NASA's Spitzer Space Telescope has contributed to the discovery of the youngest brown dwarf ever observed -- a finding that, if confirmed, may solve an astronomical mystery about how these cosmic misfits are formed. ...  > full story
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Butterfly Proboscis to Sip Cells

A butterfly's proboscis looks like a straw -- long, slender and used for sipping -- but it works more like a paper towel, according to researchers. They hope to borrow the tricks of this piece of ...  > full story

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