Caption: Raccoons are often considered pests, but one biologist says we have a lot to learn from them, and other 'outsider animals' that live among us. (Vladimir Wrangel/Shutterstock) Media Audio | ...

New movies to check out this weekend — like Bob Odenkirk's action flick "Normal" and a World Cup caper starring Mark Wahlberg ...

Linguists can mix, match or even break the rules of real-world languages to create interesting imaginary ones.