The ear’s outer flap, called the pinna, acts as a sound-gatherer, “a bit like a horn,” Dr. Ricketts says. That horn is pointed slightly to the front, allowing the ear to gather more sound ...

The shape of the ear has a big effect on how one hears, with the outer flap, or pinna, acting as a sound gatherer.

Ancient human ear-orienting system could yield clues to hearing deficits in infants. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2015 / 10 / 151013112128.htm ...

Scientists discovered that human subjects who shifted their gaze to the left or right weakly activated a muscle within the posterior wall of the outer ear, or pinna.

Scientists have built an artificial human ear by combining living tissues from cows and sheep and growing them around a flexible wire frame that retains the correct anatomical shape of the organ.

Writing in Nature, Thiruppathy et al. 1 report that many of the same genetic elements (genes and enhancers) are activated during the formation of human external ear structures as for the formation ...