Science — most commented jokes

Why don't astronauts get hungry after being blasted into space?
→ Because they've just had a big launch.

Why did the alien phone home on his mobile?
→ Because it was so ET!

What do you call an alien surfing the Internet?
→ e-t.

What do you call an alien starship that drips water?
→ A crying saucer.

What did the metric alien say?
→ Take me to your litre!

How did the aliens hurt the farmer?
→ They trod on his corn.

What did the alien say to the gas pump?
→ Don't you know its rude to stick your finger in your ear when I'm talking to you!

Two aliens from outer space landed in Las Vegas and were wandering around the casinos. One of them volunteered to go inside and see what was happening. He came out looking rather shocked.

"What's the matter?" asked his friend.

"It's a very popular place," replied the first alien.

"It's full of creatures that keep throwing up little metal discs."

- Teacher: What is the formula for water?

- George: H,I,J,K,L,M,N,O

- Teacher: Is that the formula I gave you?

- George: Sure, you said H to O!

- Science teacher: What happened when electricity was first discovered?

- Fred: Someone got a nasty shock.