Eye Facts | Amazing Facts about Our Eyes: Eyes are organs of the visual system. They provide organisms vision, the ability to process visual detail, as well as enabling several photo response functions that are independent of view. Here are few interesting Eye Facts which we all should know:
Human Eye Facts:
- The human eye can differentiate around 10 million different colours.
- Your eyes can get sunburned.
- Your eyebrows renew themselves every 64 days.
- Humans and dogs are the only two species known to seek visual clues from another’s eyes. And dogs only do it with humans.
- Albert Einstein’s eyes remain in a safe box in NYC.
- It is calculated that only 2% of all humans have green eyes, making it the rarest eye colour.
Did you know? About a 3rd of all Jewish people alive at that time were murdered in the Holocaust. For more Holocaust Facts click here.
Blue Eye Facts:
- People with blue eyes have a higher alcohol tolerance.
- Blue eyes tend to be more sensitive to light.
- There’s a laser procedure to change one’s eye colour from brown to blue, as blue eyes exist under all brown eyes.
- All the blue-eyed individuals can be traced back to one person who lived near the Black Sea almost 10,000 years ago.
- About half of Americans born at the turn of the 20th century had blue eyes. Today, only about 1 in 6 Americans have them.
- Black lemurs are thought to be the only primates, besides humans, to have blue eyes.
Did you know? Zebras are black, with white stripes. For more Zebra Facts click here.
Animal Eye Facts:
- An Ostrich’s eye is bigger than its brain.
- The eye of a giant squid can measure the same as a volleyball ball.
- Cats have three eyelids.
- Chameleons can move their eyes in two directions at the same time.
- Goldfish can’t close their eyes as they have no eyelids.
- Bees have five eyes.
Did you know? The lion from MGM is called “Leo the Lion”. For more Lion Facts click here.
- Dolphins sleep with one eye open.
- Eigengrau (“brain grey”) is the colour your eyes see in total darkness.
- Sneezing with the eyes open is impossible.
- U2 singer Bono wears sunglasses all the time because he suffers from glaucoma, an eye condition.
- Some lizards squirt blood out of their eyes as protection against predators.
- Night vision goggles are green because the human eye can differentiate more shades of green than any other colour.
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Unknown Facts about Eye:
- We spend about 10% of our waking hours with our eyes closed, blinking.
- Researchers have successfully used the game TETRIS to treat “lazy eye” in adults.
- Ommatophobia is the fear of eyes.
- Carrots don’t make your eyesight better. That was a lie from the British to cover up their technology from the NAZI during WW2.
- Some women can have a biogenetic mutation which causes them to see millions of more colours.
- If the human eye were a digital camera, it would have 576 megapixels.
These are the various Eye facts we all should know.