WEST MICHIGAN — Two things that we might have at home right now is a bar of soap and a microwave. When put together, those two items can help us understand Charles Law and how thunderstorms form.

Because of the high volume of air whipped into a bar of ivory soap, when the bar is heated in the microwave, it expands rapidly into a huge, fluffy cloud in just seconds. Try it for yourself! Remember ...

Discover how surface tension keeps water molecules together and how soap can break this force. Watch as pepper flees from soap in water, demonstrating molecular interactions in an exciting way. Watch ...