40 Incredible Facts About Your Eyes That You Never Imagined Were True

We think nothing of tiring our eyes out everyday by staring intently at the computer screen from morning to night. We forget that our eyes are an extremely delicate, and totally unique, organ, which scientists have yet to fully understand the complexity of.

We gathered some quick and amazing facts about the eyes. Check them out, and find out the answer to the test below at the end of the article! cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc

 

  • The pupil of your eye expands as much as 45% when you look at someone you love. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • Human corneas are so similar to shark corneas that they have been used as a replacement in human eye surgery. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • Each eye contains 107 million cells, and all of them are light sensitive. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • One in every 12 males is colour blind. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • The human eye only sees three colours: red, blue and green. All other colours are combinations of these. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • Your eyes are about 2.5 cm across and weight about 8 grammes. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • Only one sixth of the human eyeball is exposed. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • In an average lifetime, eyes see 24 million different images. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • While a fingerprint has 40 unique characteristics, an iris has 256. This is why retina scans are increasingly being used for security purposes. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
  • People say ’in the blink of an eye’ because it’s the fastest muscle in the body. A blink usually lasts 100 to 150 milliseconds, and it’s possible to blink five times in a second. cool stuff for guys cool stuff to buy cool stuff for kids cool stuff inc
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