Answer:
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.
I have a head, tail, but no arms and legs. What am I?
Use me if you really want to see inside someone
I go up, let out a load and then go back down. What am I?
I belong to you but others use me more often than you do. What am I?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?