Answer:
A man goes out in heavy rain with nothing to protect him from it. His hair doesn't get wet. How does he do that?
This is a plant named after a light source. What is it?
What can be measured but has no length, width or height?
I am the red tongue of the earth, that buries cities.
What was the first man made invention that could see through a wall?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.