To reduce travel times, fuel consumption and carbon emissions, in 2004, UPS changed delivery routes to minimize the left-hand turns drivers made. Although this seems like a rather modest change, the ...

To reduce travel times, fuel consumption, and carbon emissions, in 2004, United Parcel Service (UPS) changed delivery routes to minimize the left-hand turns drivers made. Although this seems like a ...

You’re running a bit late and you need to turn left. You’ve waited patiently as the oncoming traffic from a recently green traffic light flies past from an intersection away. Ah, there’s a gap. You ...

To reduce travel times, fuel consumption and carbon emissions, in 2004, UPS changed delivery routes to minimize the left-hand turns drivers made. Although this seems like a rather modest change, the ...

Left turns at some Chicago intersections are getting a makeover as the city installs speed bumps and posts that are intended to make crossing safer for pedestrians, but the changes have led to ...

To reduce travel times, fuel consumption and carbon emissions, in 2004, UPS changed delivery routes tominimize the left-hand turns drivers made. Although this seems like a rather modest change, the ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

Behind passing on a two-lane highway and parallel parking, few other parts of driving cause as much anxiety as turning left without a dedicated left-turn signal. There’s a lot to factor into the ...

In July 2025, this weekly traffic safety column alerted readers to an increasing safety problem caused by forward blind zones. An update from the Insurance Institute for Highway Safety (IIHS) provides ...

You’re sitting at a red light waiting to turn left. There’s no oncoming traffic and the thought crosses your mind: Can I turn? A Sacramento Bee reader had a similar thought, and asked our journalists ...

Downtown Boise is full of east-west one-way streets. Many areas in downtown Boise and throughout the Treasure Valley are full of one-way streets, causing confusion about what rules apply or the ...