Not quite 20 years ago, Science was agog with a new theory that explained why Homo erectus (Them) had a thicker skull than Homo sapiens (Us).
If they were more hip to popular culture, they would’ve realized that cartoonists had beaten them to this theory by several decades. But read and enjoy the 2016 post (all you have to do is click it) to find out all about it.
You’d think that if blind Chance really did preside impotently over the development of life on earth, you’d find a lot of fossils of goofy animals that weren’t suited to survive. Snakes that can’t bend, legless rhinoceroses, birds with their heads on backwards, huge buky dinosaurs with dainty wings, a servant with two heads and a hand–isn’t that more Chance’s style?