How many scientists it takes to change a lightbulb?

None *et al.*

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Lightbulb Jokes More Lightbulb Jokes

How many Taureans does it take to change a lightbulb?

None: Taureans don't like to change anything.

What's so dark about blonde jokes?

They still haven't figured out how to screw in the lightbulb

Change Jokes More Change Jokes

How many kids with ADD does it take to change a lightbulb?

Let's go ride bikes!

How many wiseguys does it take to change a lightbulb?

Who's asking

Scientist Jokes More Scientist Jokes

What's the difference between a plumber and a scientist?

Pronounce this word: unionized

Why do scientists call Helium, Barium and Curium the medical elements?

Because if you can't Helium or Curium, You'd Barium!