Some of these are original, some I found elsewhere. I'll be adding more as I think of them or come across them. 

Never order the chicken carpaccio!  There are 10 kinds of people in the world, those who understand binary and those who don't. 

Where does carbon60 go to dance? A Buckyball. 
To get to the other side. Why did the tachyon cross the universe? 

What did the Borg say to the superconductor? Resistance is futile. 
What is Google.com's main headquarters called? The googleplex. 

How do you drive Mr. Mott of the Enterprise D crazy? Order him to deal with tribbles. 
What do you call removing a Foley tube? Exfoliating the patient. 

What is an outpatient? A Patient experiencing syncope. 
What did the Borg say to the ascorbic acid? You will be assimilated. 

Why don't geeks date blonds? Because blonds can't pass the Turing test. 
What do Kindergarteners eat for lunch? CtrlV 

How do jocks make it through high school? CtrlC 
What do slutty girls do? CtrlA 

What do fickle girls do? CtrlH 
Why did the musician couple not play with ornamentation? They didn't want to have triplets. 

My very elegant mother just sat upon needles and a dwarf planet.  How does Gerard keep his pants up? With a Kuiper Belt. 

Recursion.  The argument of a truly arrogant person is nothing more than a verbal Möbius strip.  
How do you keep a chef busy? Ask him to supreme both an orange AND an artichoke. 
Y = x [Given] Y+Y = Y+x [Add Y to both sides] 2Y = Y+x [Y+Y = 2Y] 2Y2x = Y+x2x [subtract 2x from both sides] 2(Yx) = Y+x2x [Factor out a 2 from left side] 2(Yx) = Yx [x2x = x] 2 = 1 [divide both sides by (Yx)] 

Crushing the grapes to make wine is a must.  