1.. 2.. 3.. CRUNCH. Three.

Licking machines built by engineering students at Purdue and the University of Michigan hit the chewy center in an average of 364 and 411 licks, respectively. But robot tongues aren’t the most efficient. Tests involving actual people have determined that it really takes 252 swipes at most.

Return to Big Questions: http://www.wired.com/42

btw, the commercial on tv doesn't seem to be the same length as the original... for those of you really paying attention...

contributed by Guest User on Jan 24 10:25am