1. Neil Armstrong’s passing reminds us of how every invention starts with a dream, says commentator and physicist Marcelo Gleiser in “Dreams Of Travel To The Moon, And Beyond.”

(NASA photo of Neil Armstrong standing next to his X-15 rocket plane at Edwards Air Force Base in California.) View in High-Res

    Neil Armstrong’s passing reminds us of how every invention starts with a dream, says commentator and physicist Marcelo Gleiser in “Dreams Of Travel To The Moon, And Beyond.

    (NASA photo of Neil Armstrong standing next to his X-15 rocket plane at Edwards Air Force Base in California.)