19-06-13 The U.S. private space company SpaceX on Wednesday launched the Falcon 9 rocket carrying Canadas RADARSAT Constellation from Vandenberg Air Force Base in the state of California. 美国SpaceX太空探索技术公司周三在加州范登堡空军基地用猎鹰9号火箭将三颗...

18-12-06 SpaceXs Dragon spacecraft was launched on Wednesday on a way to bring worms, liquid fuel and other new experiments to the International Space Station. 太空探索技术公司（SpaceX）的龙飞船在周三发射，向国际空间站运输蠕虫、液体燃料以及其它新设备。 The s...

15-06-29 An unmanned SpaceX's Falcon 9 rocket broke up on Sunday morning just minutes after liftoff, destroying the supplies it was carrying to the International Space Station. SpaceX公司一枚猎鹰9号无人运载火箭周日上午发射升空数分钟之后发生爆炸，火箭上搭载的...

11-04-19 Flame retardants（阻燃剂） are chemical compounds added to fabrics and plastics to keep them from burning easily, but these can be toxic. Now a team of researchers from Spain and Canada has detected some of these emerging pollutants for the first ti...