Chinese astronaut gives space lecture
This TV grab taken on June 20, 2013 shows female astronaut Wang Yaping (not seen in the picture), one of the three crew members of Shenzhou-10 spacecraft, making a water film in space during a lecture to students on Earth aboard China's space module Tiangong-1. A special lecture began Thursday morning, given by Wang Yaping aboard China's space module Tiangong-1 to students on Earth. (Xinhua)