How Eye Color Works
Human eye color comes from melanin, the same compound that determines skin and hair color.
Human eye color comes from melanin, the same compound that determines skin and hair color.
Human eyes are incredibly complex, which means there are many ways something can go wrong.
Since as early as 60 A.D., people have been using vision-correcting tools to help them see.
Vision problems can’t all be corrected with glasses or contact lenses.
Studies have shown that sleep deprivation hits the body and mind a lot like alcohol.