On Dec. 28, 2000, NASA's Galileo spacecraft discovered auroras on Ganymede, Jupiter's largest moon. The Galileo spacecraft launched in 1989 on a mission to study Jupiter and its moons. It also flew by ...
Sixty-one rods were unearthed between 2004 and 2008 in Xi'an, Shaanxi province, at the Qin Mausoleum of Shenheyuan for royalty during the Warring States Period (475-221 BC). Provided to China Daily ...