Re: Never seen TOS scenes (revisit)...
Data wasn't the science officer. He'd be in a gold shirt in that scenario.
Well, he really was for all practical purposes and I'm pretty sure the original intent was that he was the science officer. But the makeup they chose didn't film well with the blue uniform.
"...the most elementary and valuable statement in science, the beginning of wisdom, is I do not know." - Lt. Commander Data, "Where Silence Has Lease"