— 1 — Here’s the most fun you’ll have since slime molds mapped your public transit. Scientists are using ants to model stampedes and other chaotic ways humans move around. It turns out that ants (and probably also people) exit more quickly and safely when the doors are partially obstructed. If an exit is partially blocked, people tend to wind up in more of a queueing pattern than when they all rush a wide open door in unison. — 2... Read more