Abstract
If all goes well, the meals eaten on space flights could get a bit tastier. NASA and the U.S. Department of Agriculture (USDA) have set aside $5 million over the next five years to help scientists improve nutrition in space.“A low‐gravity environment leaves plants confused,” said Steven Huber of the USDA's Agricultural Research Service. “Gravity guides root growth. Without it, growth can go haywire—roots can grow upward out of the soil.” Huber and other scientists suspect that weightlessness upsets a plant's calcium metabolism.
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