The cornea is the transparent covering of the iris and pupil.

The cornea is the transparent covering of the iris and pupil

More from the Human Body Facts niche...

Human Body Facts

Spectacles had been treating long-sightedness for around for 300 years

Human Body Facts

The average ejaculation releases around three hundred million sperm

Human Body Facts

The eye is the fastest muscle in your body – hence why when something

Human Body Facts

The average person blinks 12 times a minute (bet you just blinked!)

Human Body Facts

On average, if a man didn’t shave for his entire life, his beard would

Human Body Facts

Both sperm and egg only contain half the DNA required to create a human