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No one delivers Chinese food in space. Sad, but true. In fact, the biggest problem with eating in space is that there is no gravity. Even a morsel of food will float off and drift around the space vessel. Drinks, they too will float out and hang in the air. To feed astronauts who’re in space on long term missions, NASA scientists have invented special packaging over the decades. From gloopy foods packaged in tubes in the 60s, to freeze dried food to hot meals that require hot water to be mixed to become moist, nutrition researchers at...