I’ve long been on the hunt for a perfect label. Everyone knows that duct tape leaves a mark, and blue painter’s tape can also be very hard to remove if left for too long. I tried using Post-it notes, ...

Sometimes, failure sticks better than success. In 1968, a scientist at 3M tried to invent one of the strongest adhesives ever made. Instead, he created one of the weakest. That so-called mistake would ...