Spector’s team used 3D printing to create an anatomically accurate template of a human ear from polylactic acid bioink, a biocompatible and biodegradable plastic commonly used for medical implants.

Our Brains Seem To Prefer Positive Human Sounds That Come From Our Left We don't yet know why there is this preference, but the left ear seems to be particularly open to positive human sounds. Dr ...

You may've heard that the average human swallows several spiders a year in their sleep ... which follows a 64-year-old woman who started hearing "abnormal sounds" in her left ear.

Save guides, add subjects and pick up where you left off with your BBC account. We can hear sounds because our ears turn sound vibrations from the air, into signals that are sent to our brain. We ...