AP: Two Lords of Chaos - Uranus and ErisWhen life plays its wild cards, for good or for ill, the planet Uranus is generally in the spotlight. The "lord of earthquakes and lightning bolts" usually lives up to his name. But lately there is a newcomer. First hailed as the "10th planet," Eris or "Discordia," as the Romans called her brought chaos into the astronomical world and triggered the debacle of Pluto being downgraded to a dwarf planet. Being a newbie, Eris is not widely employed or