Dynamometer tests are used to measure a car's torque and rpm response. But how do they get that information? And how reliable is what they get?

MAXATAWNY TWP., Pa. - PennDOT says work to install a roundabout at 222 and Long Lane is underway. This is the latest one of several roundabouts being added along 222 and PennDOT officials say they are ...

At some point, almost everyone has stood at a crosswalk, pressed the button once, decided it didn't register, and pressed it six more times in rapid succession. This is a remarkably universal human ...

Mangan said when drivers line up early in one lane and refuse to let cars in at the merge point, it can cause more braking ...

Watch Cassandra Bajek, from the Indiana Department of Transportation, show how a proposed diverging diamond interchange would ...