Lifestyle & Belief

Why do we love conspiracy theories?

Conspiracy theories are a dime a dozen — especially if you spend much time on the internet. And they are not unique to Americans. Researchers now have some clues about why conspiracy theories are so popular, and persistent.

Global Politics

Violence impacts Mexico tourism

Violence in Mexico is not just taking a toll along the border. It's impacting tourism to the country's interior.The World's Jason Margolis has more from San Miguel de Allende, a popular tourist destination in central Mexico.