Recycling can be confusing enough as it is. To help, here's what those little numbers in recycling symbols actually mean.

A survey in the United Kingdom found that recycling-related symbols placed on packaging may either not be noticed or ...

This story was originally published by Grist. Sign up for Grist’s weekly newsletter here. Walk into the grocery store and check the back of a container of food. Chances are, you’ll see a small ...