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

LicenseCreative Commons Attribution-ShareAlike

More videos by this producer

ScienceCasts: Escape of the Destructive Electrons

Visit http://science.nasa.gov/ for more. Earth is surrounded by electrons that can be disruptive to our technology. NASA is using high-altitude balloons and spacecraft to monitor and understand these particles in the radiation belts surrounding our planet. Click here to see more videos: https://al

NASA ScienceCasts: A Sunset Sky Show

Click here to see more videos: https://alugha.com/NASA Visit http://science.nasa.gov/ for more. On the evening of March 18 (2018), step outside for a view of the crescent Moon, Venus, and Mercury together above the twilight horizon.

Measuring Distance in the Solar System | NASA Planetary Sciences

Explore how astronomers and scientists use astronomical units to measure distances in the solar system in this video adapted from NASA. The astronomical unit (au) -- equal to the average distance from Earth to the Sun -- is a convenient unit of measure when talking about distances in the solar syste