Mon, May 06, 2013 - Page 7 News List

Humans can ‘reach Mars in 20 years’

CAN BE DONE:NASA and other experts say all that is needed is enough money to conduct experiments and address specific technological engineering challenges


He added that more than half of crew members at the International Space Center have experienced some degree of change in their vision, and also have experienced intra-cranial pressure.

Other physiological changes, such as reduced bone density and muscle loss, can be mitigated by exercise.

The third major challenge is a psychological one, for isolated astronauts who spend long periods of time confined in cramped spaces.

Davison said scientists need a “minimum” of 10 years to complete research about the trip’s impact on the human body before going to Mars.

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