Code Talkers

Code Talkers

(alt-text)

As far as I can tell, Navajo doesn't have a common word for 'zero'. do-neh-lini means 'neutral'.

What If? is now on YouTube!
Check out the first video for the answer to
“What if we aimed the Hubble Telescope at Earth?”
and follow xkcd’s What If? The Video Series channel to be notified about each new video.