Because his bookmarks keep slipping out of his choir hymnal, 3M scientist Art Fry teamed up with colleague Spencer Silver to create a paper with a light adhesive that would stay in place without damaging the pages. They created the Post-it Note.

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How Was Instant Ramen Invented?

Instant ramen was invented by Momofuku Ando in 1958. In his biography, “The Story of the Invention of Instant Ramen” (2002), Ando recalls walking through the streets of Ōsaka after the end of World War II and seeing a long line of people shivering in the cold, waiting for a bowl of ramen. Food