BEIJING, April 11 (Xinhua) -- An international research team has made new discoveries from lunar soil samples returned by China's Chang'e-5 and Chang'e-6 missions. These new findings reveal the evolut ...

LOS ANGELES, April 15 (Xinhua) -- The United States' Dark Energy Spectroscopic Instrument (DESI) has completed its five-year mission to produce the largest high-resolution 3D map of the universe ever ...