Watch, like the penguins did, as men first arrive in the Antarctic. See the first meeting of the United Nations, the first American astronauts travel into space, and scientists test the first atom bomb. Find out about the boy who invented TV, the man who conquered polio, and the woman who won 55 golf tournaments and Olympic gold. Don’t miss Hall of Famers Jackie Robinson, Lou Gehrig, and Babe Ruth make baseball history.