Why we haven’t evolved out of ‘useless’ stages
After millions of years of evolution, why do organisms still build structures and go through developmental stages that seem to serve no purpose?
“It’s comparable to building a roller coaster, razing it, and building a skyscraper on the same ground,” says Jeff Clune, lead author and former doctoral student at the BEACON Center of Evolution in Action at Michigan State University.
“Why not just skip ahead to building the skyscraper?”
Full story at Futurity.
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