What happens to the human body after a year on the International Space station, floating in zero gravity? The Twins Study -- comparing data from before, during and after astronaut Scott Kelly's mission in space with those of his identical twin brother, retired astronaut Mark, back on Earth -- is giving researchers a better idea than ever before.
원문출처 : http://www.cnn.com/2017/02/01/health/astronaut-twins-study-preliminary-results-trnd/index.html
원문출처 : http://www.cnn.com/2017/02/01/health/astronaut-twins-study-preliminary-results-trnd/index.html