True, it would take a long time for the Earth to cool back down to normal levels again.
There was also a huge push for larger mammals during the Paleocene, to fill the ecological niches left vacant from the dinosaurs. Maybe one of those early mammals could have quickly developed an especially large and complex brain, then dexterous forelimbs, then complex tool use, etc… for some reason…
Speaking of making “cleanup nanobots”, there’s also this:
True, it would take a long time for the Earth to cool back down to normal levels again.
There was also a huge push for larger mammals during the Paleocene, to fill the ecological niches left vacant from the dinosaurs. Maybe one of those early mammals could have quickly developed an especially large and complex brain, then dexterous forelimbs, then complex tool use, etc… for some reason…
Speaking of making “cleanup nanobots”, there’s also this:
“If the Earth dies, you die. If you die, the Earth survives...”—https://en.wikipedia.org/wiki/The_Day_the_Earth_Stood_Still_(2008_film)