For many years of manned missions, scientists have been searching for other planets and moons that could be suitable for human life. However, most of them present very harsh conditions for us. The problem may be solved with a little help from Martians.

American National Aeronautics and Space Administration (NASA) chief scientist, Dr. James Green, believes that the discovery of life on other Solar System planets, like Mars, may allow future astronauts to be genetically engineered into being able to live in the same environments, Green said in a podcast of "Gravity Assist".

According to the scientist, studying life that has evolved in an environment completely different from Earth would provide an example of how they've developed mechanisms to survive in it.

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