Traffic jams seem to appear out of nowhere and sometimes for no good reason other than to frustrate you. If you've ever wanted to see just how easy it is for a jam to get started, take a look at ...

Via Brad Plumer: a traffic jam in in a bottle. To me, it’s pretty remarkable how closely the real-world experiment above matches up with this java-based computer traffic simulator. Your support powers ...

The image of a backed-up highway leading away from the scene of a natural disaster may soon be history, if researcher Yi-Chang Chiu and his colleagues at the University of Arizona have their way. They ...

Bradley Rogers, an Arizona State University student from Mesa, knew he wanted to be an air traffic controller since he was in the sixth grade. "A buddy of mine, his dad was a controller at Sky Harbor.