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Twin astronauts to help NASA study effects of space flight on the human body


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    Sunday, March 9, 2014, 9:55 PM -

    Sandra Bullock, step aside. Gravity is about to get real, thanks to a couple of brothers. 

    Astronaut twins Mark and Scott Kelly will help NASA study the effects of spaceflight on the human body. 

    NASA announced Friday that the twin brothers will participate in 10 different investigations. 


    SEE ALSO: NASA may be able to predict sinkholes


    Craig Kundrot, deputy chief scientist of NASA's Human Research Program, says in a news release that the brothers provide a unique opportunity to study two people with the same genetics who were in different environments. 

    Officials say veteran astronaut Scott Kelly will embark on a year-long mission to the International Space Station in March 2015, while his identical twin brother, retired astronaut Mark Kelly, who will stay put on Earth, acting like an experimental control. 

    NASA says it is hoping the studies can be the basis for future research initiatives. 

    With files from The Associated Press, Space.com and NASA

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