Oh leave the Wise our measures to collate. One thing at least is certain, light has weight. One thing is certain and the rest debate. Light rays, when near the Sun, do not go straight.
While all the other kids were out playing ball and stuff, I used to stay in my room and imagine that there was a camera in the wall. And I used to really believe that I was putting on a television show and that it was going out to somewhere in the world.