Students immerse themselves in the wonders of science and technology at a Beijing exhibition on Friday. Situated in Shougang Park, western Beijing's Shijingshan district, this exhibition is a keystone event to mark this year's National Science Popularization Day in China. Set to run from Sept. 16 to 24, visitors can expect an array of China's innovative strides in science and technology. [Photo by Yuan Fang/China.org.cn]