Uranium 235 jokes

Did you know when scientists discovered atoms could split, it blew them all away?

What did the Hiroshima survivor say about the day Little Boy dropped? "It was a blast!"

I can count the number of times I've been to Chernobyl on one hand. -- It's seven.

An atom loses an electron... It says, "Man, I really gotta keep an ion them."

Better call NASA and tell them there are only going to be 7 planets after I destroy URANUS.