Add Yahoo as a preferred source to see more of our stories on Google. Blank Archives via Getty Images If you've ever riffled through your grandparents' junk drawers looking for scissors or tape, you ...

These tiny stamps once outprinted the U.S. Postal Service by three to one.

They were little green rectangles. And there were millions of them. Billions. Trillions maybe. Nearly every household brought home long ribbons of them with their groceries or sundries or when they ...