Your eyes can distinguish more than 10 million colors! People with blue eyes have higher alcohol tolerance You spend about 10% of your waking hours with your eyes closed. How can that be? You are blinking! An ostrich's eye is bigger than its brain Einstein's eyes are kept in a safe in New York City Black lemurs are thought to be the only primates, besides humans to have blue eyes Bees have five eyes The space between your eyebrows is called the nasion A giant squid's eye can be as big as a volleyball Dolphins sleep with one eye open Cats have three eyelids Ommatophobia is the fear of eyes Green eyes are the rarest color eyes. Only 2% of people have green eyes. If the human eye were a camera, it would have 576 megapixels All people with blue eyes can trace their genes back to one individual who lived near the Black Sea nearly 10,000 years ago Researchers have actually used Tetris (yes, the video game) to treat lazy eye Your eyes can get a sunburn Blue eyes are typically more sensitive to light Some lizards have been known to shoot blood out of their eyes to ward off potential predators Eigengrau is the color you see when your eyes are closed (aka brain gray, or literally translated from German it would be "intrinsic/own gray") Night vision goggles are green because the human eye can distinguish between more shades of green than any other color Carrots don't actually improve your eyesight (at least not any more than any other vegetable). This was a lie propagated by the British during World War II because they didn't want the Germans to find out that British pilots were using radar. Instead, they released a public announcement claiming that the reason for their pilot's incredible accuracy was the high number of carrots that they consumed. It was silly, but people believed it. Bono wears glasses because he has glaucoma, not just as a fashion statement Your eyebrows are completely replaced every 2 months Some women have a genetic mutation that allows them to see millions of more colors/shades (up to 100 million)