Zipper merges encourage drivers to use both lanes and merge at a designated point, improving traffic flow and reducing ...

NPR's Ayesha Rascoe speaks with Marshall Zelinger of 9News Denver about his reporting on and advocacy for zipper merging, a driving tactic that can ease traffic congestion. Maybe this has happened to ...

One of the most frustrating aspects of driving in traffic is getting cut off at a merge point, when two lanes converge into one. However, those drivers merging at the last moment might be smarter than ...