"once life originates, the march to increasing complexity naturally follows" so great filter "at the origin of life" http://www.airspacemag.com/daily-planet/cosmic-zoo-why-animal-life-should-be-common-universe-180959685/ …
-
-
... At least, it seems to have taken ~10x as long.
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.