Google's new calculator is a fun diversion, with several undocumented new features. Here's a few.

- How long can you play a 30GB iPod without repeating a song? Answer: 18.2 days
- How much hard drive space does one hour of 128kbps MP3s consume? Answer: 56.25 megabytes
- How many seconds in a decade? Answer: 315,569,260
- 98.6 degrees Fahrenheit in Celsius? Answer: 37 degrees
- How many feet in a smoot? Answer: 5.58 (via Ryan)
- What's the answer to life, the universe and everything? Answer: 42
- What's the answer to life, the universe and everything multiplied by the speed of light divided by three teaspoons? Answer: 8.51523871 × 1014 m-2 s-1
- What's the speed of a Delorean going back in time? Answer: 47,600,819,200 m3 kg/s4 (via Cam)