A down-to-Earth lesson

Chinese astronaut Wang Yaping (center) arrives at the high school affiliated with Beijing Normal University for a science lesson on September 1. Wang is the second Chinese woman who has been to space. She was among the crew of three on the Shenzhou-X manned spacecraft that docked with Tiangong-1, China's first space station module, in June. Wang also gave science lessons from space during the flight. [Cheng Gong/Asianewsphoto.com]