Browsing Archives of Author »Rob Russell«

Contact us!

July 26, 2010

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If you are unable to find the answers you are looking for on this blog, or feel that you need more help succeeding in your course than is available here, do not hesitate to contact the Center for Academic Achievement right away! Contacts: CFAA Main Number: 439-7849 Science Support: science@goldmail.etsu.edu

Adventures in Very Recent Evolution – NYTimes.com

July 26, 2010

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Scientists from the Beijing Genomics Institute last month discovered another striking instance of human genetic change. Among Tibetans, they found, a set of genes evolved to cope with low oxygen levels as recently as 3,000 years ago. This, if confirmed, would be the most recent known instance of human evolution. via Adventures in Very Recent […]

Observatory – Explaining the Macaroni Penguin’s Egg Laying Strategy – NYTimes.com

July 26, 2010

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The puzzle of the abandoned egg has occupied biologists for six decades. Now, a new study, which will appear in the American Naturalist, offers a partial solution. The first egg’s smaller size may be because of a drop in protein levels as the penguin returns to land (South Georgia, in the case of the penguins […]

Star May Be Heaviest Ever Discovered – NYTimes.com

July 26, 2010

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A huge ball of brightly burning gas drifting through a neighboring galaxy may be the heaviest star ever discovered — hundreds of times more massive than the sun, scientists said Wednesday after working out its weight for the first time. Those behind the find say the star, called R136a1, may once have weighed as much […]

Climate Change – Sea Ice – Arctic – NYTimes.com

July 26, 2010

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“The Arctic ice cap shrank so much this summer that waves briefly lapped along two long-imagined Arctic shipping routes, the Northwest Passage over Canada and the Northern Sea Route over Russia.” via Climate Change – Sea Ice – Arctic – NYTimes.com.

Welcome to the CFAA Science Blog

July 26, 2010

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The purpose of this blog is to support ETSU undergraduates enrolled in science courses. Search the blog to find answers to your questions, or post a question or comment to get feedback from a tutor in the Center for Academic Achievement! We will be adding articles to this blog regularly beginning September 1, 2010. We […]