In zero gravity, nothing falls—so NASA redesigned the entire concept of plumbing. Modern space toilets use airflow, not ...

Houston, we have a space poop problem. NASA is offering $30,000 to the genius who can figure out a way to dispose of human bodily substances while astronauts are strapped into their seats in zero ...

Whether you use a hole in the ground or a fancy gold-plated toilet, on Earth, gravity pulls your waste down and away from you. For astronauts, “doing their duty” is a bit more complicated. Without ...

If one of the things you consider before you leave for vacation is where you'll use the bathroom, you may have poop anxiety, or trouble using the bathroom away from home. If so, you definitely don't ...

Got an idea for the ultimate lunar loo? You could cash in by helping NASA design a toilet that works in microgravity and on the moon. Journalist Bonnie Burton writes about movies, TV shows, comics, ...