A mechanism that activates specific muscles in our ears is a leftover from our evolutionary past, back when our ancestors depended more on their hearing for survival. When you purchase through links ...

Vestigial human ear muscles react to sounds even if the external ear does not move. This could be used to build better earing aids. If you hear something interesting, you might prick up your ears.

Ancient ear-wiggling muscles kick on when people strain to hear. That auricular activity, described January 30 in Frontiers in Neuroscience, probably doesn’t do much, if anything. But these small ...