You think Google is a "geeky" company? Well, they did not have a special logo for Pi Day last year, nor do they have a special logo for today, Square Root Day.
What is Square Root Day? Well, today is 3-3-9 and it is celebrated on "dates where the day and the month are both the square root of the last two digits in the current year," according to Wikipedia. The next time it is celebrated will be on April 4, 2016, so it doesn't happen all that often.
We decided to put up a special theme for the day, even though no other search engine did. Here is our theme: