Ben gives a presentation about a sounding rocket that he and a group of coworkers designed, built and launched. You can read about more Omaha Maker Group presentations at www.omahamakergroup.org.
Dave did a demo involving various types of piezoelectric devices, including one that he made from common kitchen ingredients. You can read about more Omaha Maker Group presentations at www.omahamakergroup.org.
Pouring aluminum ingots into a cast iron cornbread pan
An semi-automatic guitar plays "Twinkle Twinkle, Little Star", with a bit of human help. Version 2 will be able to play all on its own.
Some photos from our 2011 trip to northern Europe. Becky would have you believe that this is about the speed at which these photos ought to be shown 
This is really just an excuse to play with Pummelvision (http://pummelvision.com/)
Music by Friend…
Technology, Travel and Everything Else