If we faced a countdown to destruction, could we build a spacecraft to take us to new and habitable worlds? Can we Evacuate Earth? NGC's two-hour special examines this terrifying but scientifically plausible scenario by exploring how we could unite to ensure the survival of the human race.
申明：本站所有视频和图片均来自互联网收集而来，版权归原创者所有，本站只提供web页面服务，并不提供资源存储，也不参与录制、上传，若本站收录得节目无意冒犯了贵司版权，请及时联系我们
© Theme by 云影院
