Why The First Meaningful Thing To Be 3-D Printed In Space Will Be... A Buckle

Now that the first functioning 3-D printer is on the International Space Station, scientists have settled on its first useful product: A buckle intended to keep astronauts healthy. Designed by former flight surgeon and astronaut Yvonne Cagle, the buckle is intended to tighten a compression strap that prevents muscle loss and maintains heart strength in zero-gravity conditions—a persistent challenge for space health. "I became very intrigued with what would happen if you could get the...

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