Who would have thought that a nickel and titanium “memory metal” known as Nitinol, recently popular for use in dental braces, would have been originally developed by NASA for aerospace uses! This new alloy does not crimp when bent and returns to its original shape as teeth shift! But that’s not the only invention that fascinates you with the fact that it was originally invented for space travel. A few days back I came across this article from Radaronline.com that shares with its readers 13 such items that we use in our daily lives which were originally invented for space travel. They range from handheld video cameras to Zen perfume. Check it out!