Cloud Chamber
Look down into the chamber and you’ll see an ongoing cascade of thin white trails appearing and disappearing. These are cosmic ray tracks, created by high-energy subatomic particles from space.
Where: Crossroads: Getting Started
Fluorescent Tube
Powder inside a fluorescent tube makes invisible light visible.
Where: This exhibit is not currently on view.
Liquid Litmus
See the chemical reactions taking place in an electrolytic cell, as electricity flowing through a tank of salt water and pH-indicating dye creates zones of acidic (yellow) and basic (blue) solutions.
Where: Crossroads: Getting Started
