PORTLAND, Oregon — Merging ranks high on the list of things that make a driver anxious. So how good are we at it? According to a very small survey of drivers gassing up at Radio Cab in Northwest ...

California transportation authorities do not explicitly promote the zipper merge, but studies find it can reduce congestion by 40%.

We can all pretty much agree that merging is stressful and one of our least favorite parts of driving. But do you know the correct way to merge? Traffic officials said zipper merging is the most ...

We’ve all encountered it: as you approach a highway construction site, a merge sign or pictogram warns of lane reductions ahead. Some drivers start merging right away, while others stay in their lane ...

Merging onto a busy highway is one of the most challenging skills a driver can master. Oftentimes it requires split-second judgment and a level of confidence that can be hard to reach even for people ...