Among the many urban legends whose origins are unknown but which has made a profound impression in my life includes the supposed search by NASA for the best ballpen or fountain pen that can write in space.  Being scientists of the highest caliber, they knew that on earth, ink flows out of pen by gravity- and that  is not so in zero gravity in space. So what do they try to do? Create a pen that works in zero gravity. After so many prototypes failed, one newcomer of average IQ came