HANGZHOU, Sept. 21 (Xinhua) -- China's space station has gained initial results in the field of space medicine that will contribute to future manned lunar landings and other deep space exploration ...
LANZHOU, Sept. 21 (Xinhua) -- More than 800 representatives from 50 countries, regions and international organizations have gathered at the 7th Silk Road (Dunhuang) International Cultural Expo, which ...