Add Yahoo as a preferred source to see more of our stories on Google. Even thinking about conspiracy theories can feel, well, conspiratorial. One would be a fool to deny that bad actors sometimes work ...

Want to check out some new conspiracy theories? Social media is a great place to find them. But will it make you believe them? It finds that there is considerable exposure through social media. Yet, ...

A mix of technology and politics has given an unprecedented boost to once-fringe ideas—but they are pretty much the same fantasies that have been spreading for hundreds of years. The timing was eerie.

#TinFoilHat We all have a conspiracy we either enjoy or believe or both. #Conspiracies are sometimes nuts with no basis in reality and sometimes they end up being true a couple years down the line.

Even thinking about conspiracy theories can feel, well, conspiratorial. One would be a fool to deny that bad actors sometimes work behind the scenes to do terrible things, and cover their tracks with ...