Ever wonder why sunglasses manufacturers polarize the lenses? Polarization makes things looks better: skies more blue and clouds more white. Also, reflections are greatly reduced on shiny dark surfaces. I took these photos today at Bay View Beach in Saco, Maine. Both of them are straight out of my iPhone 3GS’s camera without post processing. […]

Iridescent Clouds

Today while at the beach with Kirsten I looked up and saw the most amazing meteorological phenomenon: iridescent clouds. I had never seen them before. It looked like a rainbow, but without rain and no bow. Cloud iridescence is an unusual diffraction phenomenon. This photo was taken with my iPhone 3GS through polarized sunglasses. The […]

Drupal Gardens

Yesterday I read an interesting article in .net magazine of Dries Buytaert, the founder of popular open source web content management system (CMS) Drupal. In the interview Dries mentioned a new offering from Drupal, Drupal Gardens. Drupal Gardens is a hosted Drupal solution, much like WordPress’s WordPress.com. It allows people who may not know Drupal […]

Expand the Binomial

This is definitely the funniest thing I’ve seen all day (it’s still morning). This is, of course, a binomial expansion problem. The following is the correct answer. I love the humor this student resorts to when they are stuck. It reminds me of my favorite comic. There are more funny answers at: Huffington Post: The […]