PAPER CLIPS Yes, I know it’s a strange thing to write about, but when I thought about things in my life that I use every day (even if I take them for granted), paper clips were at the top of the list. I depend on them for a wide variety of things – in both my…

Post-it® Notes – like so many things we now take for granted – were invented by accident. In 1968, a scientist at 3M’s Minnesota headquarters was trying to develop a strong adhesive when, instead, he came up with a substance light enough to remove and peel apart. The problem? He had no idea how it…