BEIJING, Jan. 2 (Xinhua) -- Chinese President Xi Jinping and his wife, Peng Liyuan, on Wednesday sent a New Year card in return to representatives of middle school teachers and students in the U.S.

At the Deep Space Exploration Laboratory (DSEL), researchers from Beijing and the eastern province of Anhui are collaborating to develop a payload for the Chang'e-7 mission, inspired by the creativity ...