Play-Doh is a classic toy that has spanned generations, but some may not know it began as a wallpaper cleaner. It was originally created as a ready-made wallpaper cleaner to remove soot from walls. By ...

Scent might be the strongest of the senses, bringing back long-forgotten memories in an instant. Pumpkin pies at Thanksgiving. The first hyacinths in the spring. The smell of my high school band room: ...