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Fire Jar
Just in case you can’t hear me either, I placed some 70% isopropyl alcohol in a glass jar, capped it, and then after a minute tossed some fire inside. This made a huge flame! The salt I placed...
View ArticleAutomated Gardening: Drip Irrigation System 2
An inexpensive alternative In the previous post (Automated Gardening: Drip Irrigation System) , I had thought there was a huge initial capital investment for the tubing; however, turns out regular...
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Diffraction Spectrometer
This morning before a physics tutoring session on optics, I had a few minutes to make a spectrometer for the session. Click to view slideshow. This spectrometer acts a lot like a prism by separating...
View ArticleOpen data sources
I do some data analysis in my spare time, and it seems that there us ever more open data available for public mining. Just read in Linux Journal that NASA is placing their data into the public domain!...
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LED Necklace
A Bright and Shiny Present: I am terrible with giving birthday gifts, so today I really wanted to make a really good one as a step in a new direction. I thought she would really like an LED necklace...
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