ScienceCasts: Horn-rims and Funny Stockings on the Space Station

Visit http://science.nasa.gov/ for more. About three quarters of ISS astronauts experience changes in the structure and function of their eyes.  An experiment on the space station called the “Fluid Shifts Study” is investigating these vision problems in space. http://www.nasa.gov/station Click here to see more videos: https://alugha.com/NASA

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ScienceCasts: The Power of Light

A new NASA study is investigating how different light spectra can be used to effect astronauts' sleep, or lack of sleep. NASA Science: http://science.nasa.gov/ International Space Station: http://www.nasa.gov/station Click here to see more videos: https://alugha.com/NASA