Answer:
I am a rock group with four members. All dead one was assassinated.
When you stop and look, you can always see me. If you try to touch, you cannot feel me. I cannot move, but as you near me, I will move away from you. What am I?
I bring light to a dark world. In a current I travel and through tunnels I am hurled. Touch me and I'll kill you. What am I?
The warmer I am the fresher I am.
A man who was outside in the rain without an umbrella or hat didn't get a single hair on his head wet. Why?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?