NASA astronaut Peggy Whitson has logged 665 days in space, more than any other American on the planet. She loves being able to float, but says there are some less than wonderful things about the job.

From Apollo missions to the International Space Station, one challenge has remained surprisingly difficult—going to the bathroom in space. This episode explores the wild, hilarious, and ingenious ...

In space nothing falls not even what you flush this is the story of how astronauts handle the most human task without gravity using technology built to keep them clean safe and sane millions of miles ...