Core77

A scientist invents a lightweight adhesive; a co-worker notices his bookmarks keep falling out. Through this serendipitous collaboration the Post-It note is born.

The New York Times has a fantastic article on the life of the Post-It. Life coaches use them for affirmation, families with different schedules use them to communicate, a business consultant calls them "outsourced neurons" for their mnemonic function. Click here to see how this little colored square of paper has gone from office desks to refrigerators to the MoMA.