Tuesday, November 6, 2012

Science Alert



Voting from space? Astronauts aboard the International Space Station (ISS) are getting ready to cast their vote in the 2012 US Presidential Election. Mission Control at NASA's Johnson Space Center in Houston will send a digital ballot to the astronauts; they will fill it out and then send it back to Earth along the same path. 


Geckos have tiny hair-like structures on their feet that work almost like Velcro, allowing them to adhere and climb vertical surfaces.




Bariatric surgery has proven to be an effective tool against obesity and obesity related diseases, but new research suggests that some types of bariatric surgery could have an impact on bone health. Scientists studied the relationship between fat, bone and nutritional restrictions and discovered that some surgery-induced changes, including rapid weight loss, may have an impact on nutrient absorption and hormone production, which affects bone strength. The researchers suggest monitoring bone health before and after the procedure.




The elusive spade-toothed beaked whale remained a mystery for marine biologists until 2010, when two specimens beached in the Bay of Plenty, New Zealand. After extensive DNA analysis, scientists confirmed that those complete specimens were the first animals of their kind ever seen, previous evidence of their existence consisted only of skull and jaw fragments [pictured]. The world’s rarest and most enigmatic whale could already be endangered.



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