Add Yahoo as a preferred source to see more of our stories on Google. Thousands of years ago, our ancestors discovered something that would clean their bodies and clothes. As the story goes, fat from ...

At first glance, the soap foam appears to be quite simple: it is light, airy, and most often white. However, there is a great deal going on behind the scenes, with many tiny bubbles and a great amount ...

The film details the process of soap making, starting with Carl Mason's laboratory demonstration using fat and sodium hydroxide (lye). It explains the chemical reaction known as saponification, where ...

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Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to CuriousKidsUS@theconversation.com. How does soap clean our bodies? – Charlie H., ...