Browsing all posts tagged with lab.

Making a Cloud Chamber

April 6th, 2012 | No Comments

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

March 27th, 2012 | No Comments

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

February 27th, 2012 | 1 Comment

If you're worried about cell phone privacy, here's a simple technique that will help.

Cooling Isopropyl Alcohol with Dry Ice

February 12th, 2012 | No Comments

What happens to isopropyl alcohol when it's cooled to dry ice temperature? Let's find out.

Creating an Electrically Charged Fog

January 28th, 2012 | No Comments

I make a fog generator from a martini shaker, and charge the fog using a Van de Graaff generator.

The Quinn Canyon Meteorite

January 6th, 2012 | No Comments

The huge, 1 ton, iron Quinn Canyon meteorite has lots of classic meteorite features including widmanstatten figures, and regmaglypts.

Fleischmann Planetarium's Meteorite Collection

November 4th, 2011 | 1 Comment

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

August 26th, 2011 | No Comments

A close up of two different devices for staying fit in space; the shoulder harness, and the penguin suit.

Chabot's Telescopes

August 19th, 2011 | No Comments

Chabot Science Center is a great place for astronomy fans to look at the heavens.

Make a Simple Jacob's Ladder, Part 2

August 17th, 2011 | 2 Comments

Part 2 of 2. The basics of making a Jacob's Ladder using a neon sign transformer.