Making a Cloud Chamber
Here's how to make a simple cloud chamber for analyzing radioactive elements, using basic kitchen materials.
Removing the Radioactive Source that Makes a Smoke Detector Work
There's a small button of radioactive americium 241 inside of most smoke detectors, here's how to remove it.
How to Block a Cell Phone Signal Using a Faraday Cage
If you're worried about cell phone privacy, here's a simple technique that will help.
Cooling Isopropyl Alcohol with Dry Ice
What happens to isopropyl alcohol when it's cooled to dry ice temperature? Let's find out.
Creating an Electrically Charged Fog
I make a fog generator from a martini shaker, and charge the fog using a Van de Graaff generator.
The Quinn Canyon Meteorite
The huge, 1 ton, iron Quinn Canyon meteorite has lots of classic meteorite features including widmanstatten figures, and regmaglypts.
Fleischmann Planetarium's Meteorite Collection
Anyone visiting Reno, Nevada; should visit the Fleischmann Planetarium, and see it's impressive meteorite display.
Staying Fit in Space: The Penguin and the Shoulder Harness
A close up of two different devices for staying fit in space; the shoulder harness, and the penguin suit.
Chabot's Telescopes
Chabot Science Center is a great place for astronomy fans to look at the heavens.
Make a Simple Jacob's Ladder, Part 2
Part 2 of 2. The basics of making a Jacob's Ladder using a neon sign transformer.
