Whenever I go to a restaurant, I always order is "dihydrogen monoxide on the rocks with a clear siphoning tube inside a glass".
The waiters/waitresses always ask me what drink is that?
I tell them that's the scientific name of a glass of ice water with a straw.
A Mitochondrion walks into a bar and asks for some energy.
The barman says: "That'll be 80p!"
Q: What do you call it when an astronaut gets sick after eating?
A: Launching his lunch!
An interesting exchange between two geniuses, Einstein said to Chaplin:
“What I most admire about your art…
You don’t say a word, and the rest of the world understands you.”
"It is true", answered Chaplin, "but your glory is even greater. The whole world admires you, even though they don’t understand a word of what you say!"