David swallowed, trying to place the flavor, and asked, "What
is it?"
Sara stirred the remaining goop in the cup and replied
thoughtfully, "I dunno, I found it in one of the labs... "
David recoiled, his eyes going wide with alarm, and then made
for the sink in the corner of the office, but Sara's laughter stopped
him.
"Relax," she said, and took a spoonful of the stuff herself.
"It's just yogurt."

I love that movie, it almost makes being a geek cool. And everyone needs a 6-megawatt laser to play with...