More than 13,000 runners from 49 states and 21 countries were welcomed to a lot of cheers and even more smiles as they navigated over 35 miles of Baltimore for the 25th Baltimore Running Festival.The ...

A soccer match has just ended and a river of fans pours out of Pamplona's massive soccer stadium. When a mass of people like this start to move, the laws of physics — rather than free will — begin to ...

This is an edition of Time-Travel Thursdays, a journey through The Atlantic’s archives to contextualize the present. Sign up here. My father runs almost every day. He started running on Sunday ...