Ben Krasnow shows us how he built a small hybrid rocket engine. Ben makes a lot of other cool things too, like astronaut ice cream, a DIY scanning electron microscope, and why not, carbonated fruit slices.
Make your own glow sticks! No, not like that! With complete chemical recipes for different colors, information on how fluorescent dyes work, and bonus fun camera light balance behavior. [via]
Make your own solar cell out of powdered donuts, Everclear, Tazo Passion tea, and other common ingredients. (slyt) [more inside]
In an attempt to curb the production of crystal meth, more than 30 states have now outlawed or require registration for common lab equipment. In Texas, you need to register the purchase of Erlenmeyer flasks or three-necked beakers. The same state where I do not have to register a handgun, forces me to register a glass beaker.America's War on Science: Chemistry sets and model rockets, the staples of any geeky childhood, have essentially become a thing of the past.Wired has more on how a security obsessed society is robbing both children and adults of the opportunity to discover science for themelves.