riddles

Try these out and see if you can answer them! I'll post the answers later.

What row of numbers comes next?
1
11
21
1211
111221
312211
13112221

A woman has 7 children, half of them are boys.
How can this be possible?

I cannot be felt, seen or touched;
Yet I can be found in everybody;
My existence is always in debate;
Yet I have my own style of music.
What Am I?

The word CANDY can be spelled using just 2 letters.
Can you figure out how?

There is a common English word that is nine letters long. Each time you remove a letter from it, it still remains an English word - from nine letters right down to a single letter. What is the original word, and what are the words that it becomes after removing one letter at a time?

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.
Who am I?

In a major league baseball game, a pitcher faced only 27 batters. Every batter he faced, he struck out. He allowed no hits and no runs, yet his team lost 4-0. How could this be?