At last scientists offer a possible explanation for urban hipsters

We've all seen the movie set-ups. Some fresh young thing gets off a bus from nowheresville and walks breathless through the Big City. They gape at the tall buildings, the fast cars, and the strange people. Look! There's a guy with three assistants all dressed in matching uniforms! There's a woman with a mohawk! Over… » 2/24/11 8:30am 2/24/11 8:30am

Could there be a nerd riot at Comic-Con? Experts weigh in.

San Diego Comic Con is filled with dense crowds of people who are very, very passionate about their favorite franchises. Could those elements ignite into a serious riot? According to scientists who study crowds, it's very possible. » 7/02/10 3:00pm 7/02/10 3:00pm

Factors against an SDCC riot: [Note: I've spent a great deal of time in…