The first traffic light was in use in London in 1868, before the advent of cars.

Van Halen singer David Lee Roth trained to be an EMT in New York City, and planned to be certified by November 2004.

The bumblebee bat is not only the world's smallest bat, but it is also the world's smallest mammal. These cute little creatures weigh only 2 grammes. They are 29 to 33mm in length, with a wingspan of approximately 170mm!

AMAZING FACTS