It’s time to look up!
Arthur C. Clarke’s science fiction masterpiece Rendezvous with Rama opens up with the words:
“Sooner or later, it was bound to happen. …In those days, there was nothing that men could do to protect themselves against the last random shots in the cosmic bombardment that had once scarred the face of the Moon. The meteorites of 1908 and 1947 had struck uninhabited wilderness; but by the end of the 21st century, there was no region left on Earth that could be safely used for celestial target practice.”
Luckily for us, Earth has managed to launch a civilization before the cosmos has managed to launch an asteroid to wipe it out. But, how far into the future can this civilization foreseeably persist until an asteroid finally manages to revert its progress back to its earliest seeds of existence and wipe out any trace of intelligence?
Unlike the dinosaurs, we are lucky…
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