Your most eccentric pal is probably an Aquarius. And while most of the time they're cool, friendly, eclectic, and quirkily brilliant, Aquarius, like all signs of the zodiac, can have a dark side. The ...

In the hit show Dexter, the protagonist chillingly refers to his darker urges as his "dark passenger." Similarly, in astrology, every zodiac sign carries a duality—a balance of light and shadow. While ...