The emerging technology could radically alter the choice of food on space journeys, providing more variety.

We recently took a look at the history of space food, but 3D printing may radically change astronauts’ choices in the future. Wired examined how the emerging technology, which is being used to create items out of all sorts of materials, could one day provide custom, nutritious meals for someone on a space shuttle.

Fab@Home, the fabrication team at Cornell University, has developed gel-like substances called “hydrocolloids” that can be printed out in layers and mixed with flavoring agents to produce different tastes and textures.

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