You saw the chance to prove your intelligence and couldn't resist the urge to click. Well, here are not one, but FOUR chances to prove how much you know by answering 55 trivia questions spread out ...

Add Yahoo as a preferred source to see more of our stories on Google. These trivia quizzes will get progressively more difficult as you go, so don't feel too bad if you only ace the first two. That ...

Could your smart phone help predict how vulnerable you are to catching a virus and getting sick? A new, preliminary study suggests that one day it could. Do you ever wonder why some people get sick ...