Mental Floss

ALL STORIES











Gallaher's Cigarettes recommended a hack that involved setting butter on fire.

From raw beef for wrinkle prevention to cleaning paintings with potatoes, here are some of the most memorable life hacks from days of yore.

Ellen Gutoskey














Demonstration of a waterbed, 1971.

Waterbeds were once a coveted "fluid fixture" of bedrooms—until, suddenly, they weren't. So who or what led to their demise?

Jeff Wells