Pico, Femto, Atto, What is next?

[David Featherston]

In article <2p9l09$j63 at lace.Colorado.EDU>, stormo at beagle (Gary Stormo) writes:
|> PHEACOCK at utmmg.med.uth.tmc.edu (Philip Heacock) writes:
|> 
|> >Hello,
|> >The title says it all. What is the correct prefix for 10^-21?
|> 
|> >Thanks in advance,
|> >Phil Heacock
|> 
|> I don't know what the right answer is, but I like the suggestion of 
|> a friend of mine: Guaco-
|> -- 
|> Gary Stormo       |"The society which scorns excellence in plumbing as a humble
|> MCD Biology       |activity and tolerates shoddiness in philosophy because it 
|> Univ. of Colorado |is an exalted activity  ...  neither its pipes nor its 
|> Boulder, CO 80309 |theories will hold water."

How about Harpo, Chico, Groucho, Zeppo, and Gummo? That takes us down to 10^-33.
And with a smile, too.