Serendipity at 3M: In the late 1960s, Spencer Silver worked at 3M Company, producing adhesives. While trying to develop a super-strong glue, Silver accidentally created one that stuck poorly. Unable to envision any practical use for it, he discarded it after discovering its ineffectiveness. Years later, in 1974, 3M scientist (Serendipity at 3M) Art Fry became frustrated with his bookmarks falling out of his hymnal … Continue reading Serendipity at 3M: The Unintended Innovation of Post-it Notes