Archive: 11/03/2009

New technologies help scientists track fish species

(PhysOrg.com) -- New tracking and observing technologies are giving marine conservationists a fish-eye view of conditions, from overfishing to climate change, that are contributing to declining fish populations, according ...

dateMar 11, 2009 in Ecology
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Measuring the strength needed to move chromosomes

(PhysOrg.com) -- It’s about as long as the width of a human hair and only half that length across. So it’s tiny — measured in millionths of a meter — and extremely tricky to manipulate. But the meiotic spindle plays ...

dateMar 11, 2009 in Biochemistry
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A Black Hole in Medusa's Hair

This composite image of the Medusa galaxy (also known as NGC 4194) shows X-ray data from NASA's Chandra X-ray Observatory in blue and optical light from the Hubble Space Telescope in orange. Located above the center of the ...

dateMar 11, 2009 in Astronomy
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Some states push back against stem cell research

(AP) -- A showdown is shaping up in some of the nation's most conservative states over embryonic stem cell research, as opponents draw language and tactics from the battle over abortion to counter President Barack Obama's ...

dateMar 11, 2009 in Other
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Dracula minnow has teeth, almost

A new species of tiny fish with jaw structures that look like huge teeth has been identified, Natural History Museum scientists report in the Proceedings of the Royal Society journal today.

dateMar 11, 2009 in Plants & Animals
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