For months, doctors have studied a mysterious disease that has afflicted 600 girls at a Mexican boarding school, leaving victims nauseated, feverish and sometimes unable to walk. Their conclusion: the ...

Last week, loud popping sounds triggered a frightening chain of events at J.F.K. Airport. Mass panic spread through two terminals as travelers ran toward exits, sought cover under tables, and broke ...

Forbes contributors publish independent expert analyses and insights. Gary Drenik is a writer covering AI, analytics and innovation. This article is more than 10 years old. In psychology it is called ...

ATLANTA — Fifteen teenage girls report a mysterious outbreak of spasms, tics and seizures in upstate New York. But tests find nothing physically wrong. Scores of adults in Northern California report ...

It sounds sexist, and it’s sure to raise the ire of some feminists, but the literature does not lie. Throughout history, groups of people in cohesive social units have suddenly fallen ill or exhibited ...

Humans are social animals and like all social animals have fantastic mechanisms for synching up behavior. If I start yawning, there’s a pretty good chance you’ll start yawning. If I start puking, ...

Fifteen teenage girls report a mysterious outbreak of spasms, tics and seizures in upstate New York. But tests find nothing physically wrong. Scores of adults in Northern California report crawling ...