https://www.youtube.com/watch?v=KRvv0QdruMQ
On a planet that is billions of years old, in a universe that's billions of years older, there would have been plenty of time for something else to start up.
Some say that...We Should NOT Look For Aliens https://www.youtube.com/watch?v=xAUJYP8tnRE
Well, if the earth is like someones farm, lab or school, they don't have to tell us.
