A man phoned to find out whether he could get insurance if the nearby volcano erupted...
They assured him he would be covered.
Where would you most likely see a Cosmonaut?
Look in a Mir.
What's the difference between a poorly dressed man on a tricycle and a well-dressed man on a bicycle?
Attire.
"Why does your sister have yeast and shoe polish for breakfast?"
"Because she wants to rise and shine."