“Honestly, nobody knows. We just don’t quite know enough about reality to be able to say how probable life is. If I have to pull a date out of my arse, I would say we will find extraterrestrial life in about 200 years. I think by then we will have self-replicating Von Neumann probes, and will have charted several thousand planets. Eventually we will find one with some kind of unicellular life. And it will be a joyous day indeed. I hope I am still alive to see it.”
Does humanity have a future beyond Earth?
"Nuclear war. Runaway climate change. A global pandemic. Today our world faces all manner of existential threats. But scary possibilities like these are nothing compared to what astronomers say lies in store for Earth. Our planet’s ultimate destiny is to be baked,...
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