A team of astronauts on board the International Space Station (ISS) recently witnessed a weird light flashing in the vastness of space. The incident raised curiosity and questions among the crew as ...

Shenzhou XIV taikonauts Chen Dong (center), Liu Yang (right) and Cai Xuzhe salute after entering the Wentian module, the first lab module of China's space station. [Photo by Xu Bu/For China Daily] ...