| (Natural News) The weightless environment of outer space can degrade the eyesight of an astronaut, especially during long-duration missions. But a new study suggests that wearing protective goggles of any type will help preserve the person’s sight in micro-gravity and zero-gravity conditions. NASA researchers noticed that astronauts who stayed aboard the International Space Station (ISS)... |
from NaturalNews.com https://ift.tt/2O73UqY
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