What runs around the whole yard without moving?

I make two people out of one. What am I?

What has many keys, but can't even open a single door?

No matter how little or how much you use me, you change me every month. What am I?

All men take off their hats to me. Who am I?

I eat to live and drink to die. What could I be?

This is as light as a feather, yet no man can hold it for long. What am I?

What is more useful when it is broken?

This belongs to you, but everyone else uses it.

I carry your blood, but I'm not your child. Who Am I?

What is it that given one, you'll have either two or none?

I have two hands, but I can not scratch myself. What am I?

I am full of holes but I can still hold water. What am I?

What does a newspaper reporter use to dry himself after his shower?

I'm a god, a planet, and measurer of heat.

Who am I?

What English word retains the same pronunciation, even after you take away four of its five letters?

What is it that no one wants but no one wants to lose?

What 7 letter word is spelled the same way backwards and forwards?

I go up and down the stairs without moving.

What am I?

I make billions of dollars selling Windows.

When I am needed by you, you throw me away, but when I’m of no use, you take me back. What am I?

The person who makes it and the person who buys it have no use for it and the person who uses it never sees it or feels it. What is it?

What travels around the world but stays in one spot?

I speak without a mouth and hear without ears. I have no-body, but I come alive with the wind. What am I?

I soar without wings, I see without eyes. I've traveled the universe to and fro. I've conquered the world, yet I've never been anywhere but home.