Recall a time when someone walked into a room and that person’s presence immediately changed your mood. They say that you don’t see people’s aura, you just feel it. True enough, some people feel like sunshine while others feel like they’re walking with a dark cloud hanging over their heads. Aside from your friends or enemies, you’ll find yourself weirdly drawn to or repulsed by someone’s presence. You can’t quite put a finger on it, you just know it.  What vibe do you think you give off? Take this extremely *scientific*…