Transportation Secretary Sean Duffy said one major question in the crash between an army chopper and a commercial jet in DC last week is why the helicopter didn’t conduct its training later ...

Companies are looking for federal guidelines on autonomous vehicles. Former DOT inspector general Eric Soskin has some suggestions.

Today is that most sacred of American holidays. A day when people from all walks of life set aside their differences and ...

This is a collection of photos chosen by AP photo editors.