BrainStuff Classics: How Dirty Is Soap?

Our bodies need salt and our bodies need water, so why is drinking saltwater not good for you? Learn what salt does in our bodies and why seawater will actually dehydrate you in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/science-vs-myt ...  Show more

Tungsten's boiling point is over 10,000 degrees Fahrenheit, and as tungsten carbide, it's one of the hardest materials we know. Learn how it's used for everything from armor-piercing bullets to electron microscopes to ballpoint pens in today's episode of BrainStuff, based on this ...  Show more

It's been said that cleanliness is close to godliness, but is it possible for a person to be too clean? In this episode, Julie and Robert analyze the relationship between hygiene, bacteria and health. Tune in to learn more.

We’re all probably using a lot more soap these days, but… what is it exactly? How does it work? Who invented it and how has it changed the world? Join Robert and Joe as they explore the invention of Soap. This episode marks the final installment of Invention as a standalone podca ...  Show more

Soap is a miraculous substance – and mysterious too: we have no idea how humans first figured out to make it. We lived with soap for millennia before we thought to use it to wash ourselves with it, but once we did a love affair with cleanliness was born.

Washing hands can be one the most basic things people do all over the world. But do you know why it is essential for everyone's health? In this episode of “Music to Our Ears”, we will learn good hygiene practices and how to stop the spread of germs. Discover more activities, ...  Show more