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Sharon Begley
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Mar 30, 2007 04:20 PM
Next time you grumble about how much it hurts to have your sleep interrupted, you'll be speaking more literally than scientists ever suspected. Suffering from middle-of-the-night insomnia or being awakened by a crying baby, a full bladder or a beeping...
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Sharon Begley
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Mar 29, 2007 02:22 PM
What are you going to believe--bones or genes? Studying human and chimp DNA overturned conclusions about our origins and evolution that had been drawn from fossils-this molecular evidence suggests that the last common ancestor lived about 6 million years...
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Sharon Begley
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Mar 26, 2007 05:27 PM
Sins-of-the-fathers department: If great-grandpa was sprayed with a fungicide commonly used on fruits, a male rat is likely to have trouble finding female companionship. According to a study led by scientists at the University of Texas at Austin, exposure...
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Sharon Begley
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Mar 26, 2007 03:46 PM
Here's one I don't get. If you're 50 or older, get a check-up every year or two because it will protect you against cancer, says the study in the March 26 issue of Archives of Internal Medicine. No question that the more you see a health-care provider,...
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Sharon Begley
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Mar 26, 2007 12:02 PM
One of my favorite science stories is about the theoretical physicist Arnold Sommerfeld (1868-1951), who's best known for work on atomic spectra and the fine-structure constant . He taught for 32 years at the University of Munich. During that time, the...
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