Making soap seems like an arcane, ancient craft that few people know how to do. But the secrets of how to make soap are more within reach than you may think. Many do-it-yourself projects aren’t worth ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

People may want to make homemade soap from scratch to suit their personal preferences or so that they can give it away as a handcrafted gift. This article looks at some different methods for making ...