Prices on the secondary-ticket market for Sunday’s Super Bowl in New Orleans are much less than last year’s big game and declining. But they are still high by historical standards.
Airport representatives confirmed that additional security was in place to manage the large crowds. Officials are urging passengers flying out Tuesday night to arrive at least two and a half hours ...
Yet even with these advances, the core challenge Jacobs identified remains: accurately measuring how densely people pack into spaces. Counting crowds on the National Mall is still as much art as ...
Then it counted the number of people in each section of the grid by looking at how tightly packed the crowd was and assigning a number of people per square foot. Inaugural estimates are ...