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Study: A Person’s DNA Isn’t Always Identical

Posted November 19th, 2012 at 7:48 pm (UTC-4)

Prevailing wisdom holds that every cell in the body contains identical DNA. But Yale researchers say they examined skin stem cells and found a number of genetic variations in a variety of skin tissue. The study, published in Nature, could have profound implications for genetic screening. “We found that humans are made up of a […]

Antibiotics Might Contribute to Bee Die-Off

Posted November 2nd, 2012 at 7:28 pm (UTC-4)
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A new study finds prolonged antibiotic use by beekeepers might play a role in the mysterious drop in honey bee populations in the United States. Yale researchers found genetic evidence that helpful bacteria, which normally live the bellies of honeybees, have become highly resistant to the antibiotic tetracycline, possibly weakening the bees’ ability to fight […]

Volunteers Help Discover Extra-Solar Planet

Posted October 17th, 2012 at 6:12 pm (UTC-4)
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The recent discovery of a four-star planet highlights the growing value of citizen scientists, non-professional enthusiasts – including  hobbyists, educators and amateur scientists – who participate in scientific endeavors. The discovery of the extrasolar planet dubbed PH1, which orbits twin suns and is itself orbited by a second distant pair of stars, was made through the combined efforts […]