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" ... And before future astronauts embark on such a long journey, scientists need to better understand how the physiology of the body will be affected by the travel conditions of space over prolonged periods. This includes the brain. The brain is particularly important because survival will depend on the astronuts’ abilities to rationalize and engineer solutions to problems that may be difficult to predict, and they will have to solve them under constrained and less than ideal conditions. So understanding how the brain and mind will react and cope is critical. ... "