Center for Nonverbal Studies: The go-to source for decoding nonverbal cues, including the biologic and physiologic components of body language.
Exploring Nonverbal Communication: A helpful overview of nonverbal communication in general, with specific insights into cultural considerations.
Video: Improve Your Interview Appearance and Body Language: Nonverbal communication can say a lot more about you than words during a job interview.
How to Flirt: Using body language to attract whoever catches your eye.
Monster.com: Offers plenty of advice on how to perfect the interview process.
Understanding Body Language: A helpful overview of how actions can go a long way in expressing emotion without words.