The Eye Quiz

Some pirates were convinced that wearing an earring would improve or even cure bad eyesight, as they believed that the precious metals in an earring possessed magical healing powers.

Brown eyes are blue eyes underneath. Consequently, a person can receive surgery in order to make their brown eyes blue.

The eyes are the second most complex organs after the brain.

While sitting very close to the television may cause eyestrain or give you a headache, it will not damage vision in children or adults.

Heterochromia is a variation in coloration. The term is most often used to describe color differences of the iris, but can also be applied to color variation of hair or skin.

Scientists have tracked down a genetic mutation which took place 6,000-10,000 years ago and is the cause of the eye color of all blue-eyed humans alive on the planet today.

Researchers say that a too-tight necktie may increase the risk of glaucoma by boosting blood pressure inside the eyes to dangerous levels.

A newborn baby will cry, but not produce any tears. Babies do not produce tears until they are around six weeks old.

A shark's cornea is used in human eye surgery, as it is the most similar to the human cornea.

Scorpions can have as many as 12 eyes and the box jellyfish has 24!

Eye transplants are currently impossible due to the sensitivity of the optic nerve.

The phrase "it’s all fun and games until someone loses an eye" comes from Ancient Rome, as the only rule for their bloody wrestling matches was ‘no eye gouging’.

When babies are born, their eyes may sometimes appear blue while their melanin is still developing. Within about 12 months, cells begin to produce melanin. Your eye color is permanently set around age 3.

Eye exercises will not improve or preserve vision or reduce the need for glasses.

Bette Davis Eyes" is a song made popular by American singer Kim Carnes in 1981. It won the Grammy Awards for Song of the Year and Record of the Year

The Mona Lisa is a half-length portrait painting by Italian artist Leonardo da Vinci.

The first evidence of human’s wearing a prosthetic eye was recently uncovered in the southeastern part of Iran. The woman, carbon-dated back to 2900 BCE, was discovered wearing a rudimentary ocular prosthesis worn outside of the eye socket.

Superman cannot see through lead. However, this had an advantage; in one instance, the Joker plotted to use coffins lined with lead to hide bombs from Superman, but Superman was able to identify which coffins contained bombs by checking which he couldn't see though.