This is a cup that allows you to drink in zero-g using only surface tension it was the first thing to be designed and patented in space5yr ⋅ seawolf16 ⋅ r/TheExpanse
This is a mechanical Curtain calculator. It can add and subtract as well as multiplying and dividing. It has no electrical components and is entirely mechanical5yr ⋅ seawolf16 ⋅ r/interestingasfuck
This is a spillball the form naturally when an underwater spring tumbles Pine needles into a ball they then rise to the surface. I know of only one place where they form in New Brunswick, Canada5yr ⋅ seawolf16 ⋅ r/interestingasfuck
This is a cup that allows you to drink in zero-g using only the surface tension of coffee it was the first thing invented and patented in space5yr ⋅ seawolf16 ⋅ r/interestingasfuck
