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

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

In Alaska, it is legal to shoot bears. However, waking a sleeping bear for the purpose of taking a photograph is prohibited. See more

An average human loses about 200 head hairs per day. See more

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

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

After billions of years, black holes become white holes and they spit out all the things they sucked up. See more

Bees can see ultraviolet light. See more

If you leave a goldfish in a dark room for years, it will turn white. See more