Dogs have two sets of teeth, just like humans. They first have 30 "puppy" teeth, then 42 adult teeth. | Japanese research has concluded that moderate drinking can boost IQ levels. | Border collies are the most intelligent breed of dog. | The amount of concrete used in the Hoover Dam could build a highway from New York to California. | Remove all the space between its atoms and Earth would be the size of a baseball.

A year from now you will wish you had started today.