Other articles

  1. Winter storm time lapse

    Sun 24 March 2013

    Time-lapse video of winter storm Virgil on 24 March, 2013.

    Make sure to click-through if you want to see the full-resolution version. The video was made using a Nikon point-n-shoot camera tethered to my laptop, and gphoto2 to capture and download one image every minute. Entire time was about 4 …

    read more


  2. Transit of Venus

    Wed 06 June 2012

    Venus made its historic transit across the sun on June 5, 2012. Using binoculars to project the sun's image onto a screen, I was able to get a number of photos of this event!


    We start by projecting the sun through binoculars onto a piece of white posterboard. First …

    read more


  3. Paper Clock

    Sat 25 February 2012

    I always need something to keep me busy during the long dark winter evenings after my brain shuts down from a full day of reading technical papers and writing thesis snippets. This year it was building a clock out of paper. It's all in this book, just cut out the …

    read more