A pumice stone is a popular skin care tool often used for exfoliation. It works well for tough skin, like your feet, but it can be too harsh for other areas. With a few tips, you can learn to use it ...

From A to H, light-gray pumice, black pumice, brown pumice, gray-banded pumice, black-and-white-banded pumice, white pumice, pink pumice, and obsidian-bearing pumice. I, J, and K show goose barnacles, ...

The source of an enormous pumice stone spotted floating in the Pacific Ocean has been discovered. The raft, which measures about 52 square miles—twice the size of Manhattan and bigger than Paris—was ...

A pumice stone can exfoliate skin and soften calluses. However, incorrect use can cause bleeding or increase infection risk. A pumice stone is formed when lava and water mix together. It’s a light-yet ...