The average person spends 2 weeks of it's life waiting for a traffic light to change. See more

Out of 20,000 species of bees, only 4 make honey. See more

A cat's urine glows under a black light. See more

The hairs on a polar bear are not white, but clear. They reflect light, so they appear white. See more

The light from your computer screen streams at you at almost 186,000 miles a second. See more