Have you ever helped with cooking and gotten oil on your hands? It’s hard to get off! Rinsing with water does not work; you need to use soap. The reason is the molecules that oil and water are made of ...

Today, Harris talks a bit about the mystery of dissolving candy. All you need is some colored candy, such as Skittles or a peppermint hard candy, a plate and some water. Arrange the candy on the plate ...