But the auricular muscles might not be so useless after all. By Laura Baisas Posted 23 Hours Ago Deposit Photos Our distant ancestors had several body parts that have become fairly useless over th ...

"I think that we focus too much on how to live the longest life, how to build the most muscle mass," Lygdbäck said. "Nowadays it's all about optimizing and finding the best way to do everything.

Summary: Humans have vestigial ear muscles that once helped our ancestors focus on sounds. New research shows these muscles still activate when we strain to hear in noisy environments. Scientists used ...