End of world jokes

Hey, did you know that Stephen Hawking predicted the end of the world?

Well, not really. He predicted the end of *his* world.

So what if I can’t spell Armageddon? It’s not the end of the world.

What were Stephen Hawking's last words?

The Windows XP log out sound.

You know what relationships and life? They both come to an end.

The world exploded, so now I need to visit Uranus.

NASA found water on Mars.

Mars - 1

Africa - 0