The human body was not built for spaceflight, with its microgravity conditions, exposure to high-energy radiation and other issues. As a result, trekking beyond the Earth's confines causes many ...
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Daily Voice on MSNAstronauts Trapped In Space For 9 Months Prepare For Return Trip HomeA planned trip to the International Space Station last year, originally set to last just over a week, has instead left two ...
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