A piece of paper as BIG as the universe

How can we reach the end of the universe just by folding a piece of paper And how one very wise guy used the power of exponential growth to earn big bucks for his invention Images: By Jacqui Barker CCBY2. 0 via Wikimedia Commons The Apollo 11 lunar module, the Moon, and the Earth NASA Distance Light Travels from the sun to Earth Brews ohare, CCBYSA3. 0 Microwave background Credit: NASA Observers: WMAP Science Team Lahur Sessa by Thiago Cruz by Th