Cosmic Radiation Could Cause Alzheimer's in Mars Astronauts

Space travel has always been portrayed as risky -- no air or water, extreme temperatures -- a place where even a small miscalculation can be fatal. It can also be hazardous to your brain health, particularly on a three-year-long mission to Mars, according to a study published this week in the scientific journal PLOS ONE. The eight-year long study, conducted at the NASA Space Radiation Laboratory at Brookhaven National Laboratory on New York's Long Island, found that the cosmic radiation on...Full Story
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