Our dog Zazu is all registered and microchipped, but I still shudder at the thought of losing him.  You'd think in this day and age, there would be a more effective way to find lost dogs than just putting up flyers and calling animal shelters.  Luckily, though, things are starting to head in a more high-tech direction...

There's currently an iPhone app that can help you find your lost dog!  Now, if they'd just come out with an Android version...

In any case, check out this video to see how it works.  It's pretty darn neat!