Add Yahoo as a preferred source to see more of our stories on Google. The Federal Bureau of Investigation headquarters are pictured in February in Washington, D.C. On Wednesday, the FBI's uniform ...

Common police strategy for preventing flash mobs has been tightening of curfews. Aug. 27, 2011— -- When a massive flash mob rampaged outside the Wisconsin State Fair injuring 11 fairgoers on Aug.

CENTER CITY, Pennsylvania -- Over the weekend, police say several hundred teens went on a random rampage that left some without their property, and others in the hospital. It happened Saturday night ...

Several students walking at the intersection of Franklin and Columbia on Saturday stopped in their tracks and stared at the sasquatch playing the saxophone on the street. The sasquatch was leading a ...

Flash mobs can be lots of fun and the craze is growing. For the uninitiated, a flash mob is a group of people who plan to descend on a store, shopping mall or other public place with an impromptu song ...

Every once in a while, crowded train stations have been known to break into song and dance and then disperse as if nothing happened. Large groups of people freeze for a period of time and then ...

Improv Everywhere is a New York-based comedy troupe known for its unexpected flash mobs. For its latest mission, the group ...