eyesight, n.Trivia

The idea that eating carrots helps you see in the dark was a lie invented by the British Airforce in WW2, in order to explain how British air raids were so successful in the dark without tipping the Germans off on the existence of radar.

The human eye is efficient enough to see a candle flame in darkness from 1.7 miles (2.76 km) away.

Tigers can see in the dark --- A tiger’s night vision is six times better than a human’s.

Sailors believed wearing gold earrings improved eyesight.