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NASA may now have the answer to astronauts’ toilet troubles, as currently, they have to wear adult nappies if they want to go to the toilet in space. This is certainly not the ideal solution as it means they may have to stay in their spacesuit for days. But now Dr Thatcher Cardon has won NASA’s Space Poop Challenge with a design involving a tiny crotch airlock.

You can see Thatcher’s winning design in the video above.

This clip is originally from 5 live Drive on 16 February 2017.