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A mosaic of the Schiaparelli Hemisphere of the planet Mars, showing the Schiaparelli Crater, circa 1980. (Photo by Space Frontiers/Hulton Archive/Getty Images)
A mosaic of the Schiaparelli Hemisphere of the planet Mars, showing the Schiaparelli Crater, circa 1980. (Photo by Space Frontiers/Hulton Archive/Getty Images)

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    Robot farmers destined for Mars?

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Robot farmers destined for Mars?

A former shuttle launch controller says NASA is developing robot farmers to provide food for astronauts while on Mars.

Robot farmers destined for Mars?

A former shuttle launch controller says NASA is developing robot farmers to provide food for astronauts while on Mars.