Scientists built real-life “stillsuit” to recycle astronaut urine on space walks

Enlarge / The Fremen on Arrakis wear full-body “stillsuits” that recycle absorbed sweat and urine into potable water.Warner Bros.

The Fremen who inhabit the harsh desert world of Arrakis in Frank Herbert’s Dune must rely on full-body “stillsuits” for their survival, which recycle absorbed sweat and urine into potable water. Now science fiction is on the verge of becoming science fact: Researchers from Cornell University have designed a prototype stillsuit for astronauts that will recycle their urine into potable water during spacewalks, according to a new paper published in the journal Frontiers in Space Technologies.

Herbert provided specific details about the

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