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&a@啊用力快点好深小柔@mp;#39;s two-hour special examines this terrifying but scientifically plausible scenario by e@天下女人心@xploring how we could unite to ensu@新开完美国际私服@re the survival of the human race.