In 1968, Spencer Silver created a glue “failure” that later helped create one of the world’s most popular office tools

A scientist's failed attempt at strong glue led to a weak adhesive. Years later, another scientist found a use for it as a bookmark. This weak glue became the foundation for Post-it Notes. The invention highlights how unexpected discoveries can solve everyday problems. This simple office supply is now used worldwide.

In 1968, Spencer Silver created a glue “failure” that later helped create one of the world’s most popular office tools
A scientist's failed attempt at strong glue led to a weak adhesive. Years later, another scientist found a use for it as a bookmark. This weak glue became the foundation for Post-it Notes. The invention highlights how unexpected discoveries can solve everyday problems. This simple office supply is now used worldwide.