Eyes (Part 2) | Amazing Facts

Eye Amazing Facts 4u

40 Amazing and awesome Facts About Eyes (Part 2) | Amazing Facts 4U

  1. Your eyes are about 1 Inch across and weigh 28 gms.
  2. Everyone has one eye that is slightly stronger than the other.
  3. Only 1/6 th of the human eyes is exposed.
  4. While a finger print has 40 unique characteristics , an iris has amazing 256. Hence retina scans are increasingly being used.
  5. Unlike insects human eye can’t detect ultraviolet or infrared light.
  6. Amazing fact is that when you look up at the blue sky and see white dots flying around , you are looking at your own while blood cells.
  7. Amazingly if the human eye was a digital camera , it would have 576 mega pixels.
  8. Amazing fact is that all humans have the ability to see ultraviolet light but it is passively filtered by the lens. Those who have their lenses removed may detect ultraviolet light.
  9. The fluid that fills the eye is changed 15 times a day.
  10. Pirates used eye patches to have bright vision for above deck area from one eye and quickly adjust to dim vision with other eye for below deck area.
  11. Amazingly when the person cries and first drop of tears comes from the right eye , it’s happiness. If from the left eye, it is pain.
  12. A new research has proved that reading in dim light doesn’t harm the eyes. In fact it may strengthen the healthy eyes.
  13. If you pour cold water into a person’s ear, their eyes will move in direction of the opposite ear, if you pour warm water into their ear, their eyes will move towards that same ear. This test is ‘caloric stimulation’  to test for brain damage.
  14. Astronauts can’t cry in space due to the absence of gravity. Tears just collect in little balls and sting your eyes.
  15. Astronauts on the Apollo missions reported seeing flashes and streaks of light when they closed their eyes. Scientists This was due to cosmic radiation bombarding their retinas while outside of the Earth’s magnetosphere.
  16. Red eye in photos is caused by light from the flash bouncing off the capillaries in people’s eyes.
  17. If you have only one red eye in a flash photograph even if  both eyes are looking directly at the camera, there is a chance that you have eye cancer. Fortunately, it has a 95% cure rate.
  18. Schizophrenia can be diagnosed with 98% accuracy using a simple eye test tracking eye movement abnormalities.
  19. Amazing fact is that nearly 100% of those older than 60 years of age are diagnosed with herpes of the eye at autopsy.
  20. Humans and dogs are the only species known to seek visual interaction from another individual’s eyes, and dogs only do this when interacting with humans.
  21. Dogs are color blind and can’t distinguish between red and green.
  22. Camels have three eyelids to protect their eyes from sand blowing in the desert.
  23. 70-80% of all white cats born with blue eyes are deaf.
  24. Goats have rectangular pupils to give them a wide field of vision.
  25. As a way to detect nighttime predators, many species of animals (ducks, dolphins, iguanas) sleep with one eye open. One hemisphere of their brain is asleep while the other one is awake.
  26. Owls are the only bird which can see the color blue.
  27. An ostrich’s eye is bigger than its brain.
  28. Bees have hair on their eyes which are used to determine wind direction and flight speed.
  29. Scorpions can have as many as 12 eyes.
  30. The box jellyfish has 24 eyes!
  31. A worm has no eyes at all.
  32. Snakes have two sets of eyes . One set is used to see, and the other is used to detect heat and movement.
  33. The largest eye on the planet belongs to the Colossal Squid, and measures around 27cm across.
  34. The four-eyed fish can see both above and below water at the same time.
  35. Octopus eyes do not have a blind spot unlike human eyes and they evolved separately from vertebrate eyes.
  36. A dragonfly has 30,000 lenses in its eyes, assisting them with motion detection and making them very difficult for predators to kill.
  37. Johnny Depp is blind in his left eye and near sighted in his right.
  38. There exists a case of conjoined twin girls from Canada, who are connected at the thalamus and can hear each other’s thoughts and see through each other’s eyes .
  39. An American POW in Vietnam repeatedly blinked his eyes in Morse Code during a televised interview, spelling out the word, “T-O-R-T-U-R-E” to signal US military how POWs were being treated.
  40. The Mayans believed that cross-eyes are attractive and would make efforts to ensure their children became cross eyed.

By Amazing Facts 4U Team

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