I don't. It's a more reasonable speculation, according to what we know of life as it is, than to think existing species would meekly stand aside and watch a new genesis grow.how do you know that life would out compete any new life arising? — an-salad
We do. The fossil record is not one of sweet tolerance and co-existence, but waves of proliferation, extinction, change, explosion, diversification and die-off.We would have evidence for that in the fossil record if it were true.
Get involved in philosophical discussions about knowledge, truth, language, consciousness, science, politics, religion, logic and mathematics, art, history, and lots more. No ads, no clutter, and very little agreement — just fascinating conversations.