Stephen Hawking's warning: it's time to get the hell off planet Earth
"We are running out of space, and the only places to go to are other worlds."
https://www.vox.com/science-and-health/2017/6/20/15836426/stephen-hawking-colonize-other-planets
Stephen Hawking's warning: it's time to get the hell off planet Earth
"We are running out of space, and the only places to go to are other worlds."
https://www.vox.com/science-and-health/2017/6/20/15836426/stephen-hawking-colonize-other-planets