The tip of a bullwhip moves so fast that it breaks the sound barrier. The crack of the whip is actually a tiny sonic boom.

The province of Alberta, Canada is completely free of rats.

In 2002, women earned 742,000 bachelor's degrees. Men earned only 550,000 during the same year. The difference is growing so large that many colleges now practice (quietly) affirmative action for male applicants.

AMAZING FACTS