1. Your eyes utilize 65% of your brainpower. They can develop about 36,000 bits of information in an hour. They are the second most powerful body part after brain. The real eye is always working and never sleeps.
2. If your eyes are blue, you share a common ancestor with every other blue-eyed individual in the world.
3. If you wear glasses that flip images upside down, your brain corrects your vision.
4. A blink lasts approximately one tenth of a second but there is no clear cut average number of blinks per minute. In fact, blink rates per minute vary from 2 blinks to 50 blinks per minute per person. This means that in one minute people spend between 1/5 of a second to 5 seconds with their eyes closed! Unless you are a baby, in which case you won’t actually start blinking until you are 6 months old.
5. At birth your eyes are about 70% of their adult size, but your ears and nose never stop growing.
6. We all have microscopic creatures lurking in our eyelashes.
7. The shark cornea has been used in eye surgery, since its cornea is similar to a human cornea.
8. Sailors once thought that wearing a gold earring would improve their eyesight.
9. All babies are colour blind when they are born.
10. Each of your eyes has a small blind spot in the back of the retina where the optic nerve attaches. You don’t notice the hole in your vision because your eyes work together to fill in each other’s blind spot.