TRANSPORTATION

The curious truck accessory may have caught your eye on the road. Here's how a tiny plastic strip keeps drivers safe.

Truck signage highlights the dangers of right turns over left turns for a good reason.

You can’t take your UPS driver Halloween costume to the next level by cruising around in an actual UPS truck.

The plastic arrows on the wheels of trucks and buses serve an important purpose.

Unlike the brightly colored balls on power lines, those random "tree chunks" don't serve a practical purpose.

UPS trucks do have passenger doors, but you almost never see them closed—for a good reason.

You think Washington, D.C.’s metro escalators are long? Wait ’til you hear about St. Petersburg’s.