DURHAM (WTVD) -- NCDOT and North Carolina State researchers are studying the effectiveness of the "zipper merge." The rather unique sign was installed 2 weeks ago where NC 147 meets southbound I-85.

Have you seen the road sign “Right lane closed ahead, merge left,” but while you move to the left lane, other cars fly by you in the right lane? Then they duck into the left lane ahead of the cars in ...

RALEIGH, N.C. (WTVD) -- Rapid growth in the area, such as the recent announcement of Apple opening a headquarters here, is leading to what we're calling a Triangle Transformation. In the coming months ...

COLORADO, USA — Zipper merging needs better signage so badly that the Federal Highway Administration commissioned a study to determine if specific signage would get more drivers to zipper merge and ...

Why are so many drivers slow to pick up and use the zipper merge? I have reported for years about the lack of general merging etiquette in the Pacific Northwest and how it contributes to our terrible ...

DENVER — AAA estimates that more than 60 million people will travel by car this week. That means 60 million people have the opportunity to zipper merge. In the state of Maine, the signs are more ...

CHICO — Highway 99’s seven-mile double barrel through Chico is a topic of heated claims between licensed drivers about how to properly drive. Though drivers education may have taught about merging ...

Forbes contributors publish independent expert analyses and insights. Dr. Lance B. Eliot is a world-renowned AI scientist and consultant. You are driving along on the highway, minding your own ...

If you ever needed to embrace the zipper merge, now is the time when driving Fort Collins' busiest road into the city from Interstate 25. Unless you prefer to wait even longer in traffic on Harmony ...

Why have a long line of drivers next to an empty lane? When we lived in San Diego, they actually had public service announcements to this effect. It makes sense to wait until the last minute and take ...