RST Engineering wrote:

"Research is what I am doing when I don't know what I am doing."

(W. VonBraun)

I'd add that Research is what you are doing when you don't know what you
are doing or why you are doing it.

Development is when you know why you are doing something, but still
don't what you are doing.

Engineering is when you know both why and what, but aren't sure about
when. :-)


Matt