Interstate 81 Southbound reopened after a crash closed the highway for several hours Saturday. The crash was in the area of ...

Next time you’re cruising on the interstate, take some time to spot all the different highway shields. Are there single digits? Double? Triple, even? What do the odd and even numbers actually mean?

The story of America’s interstates is usually told as a straightforward tale of postwar progress, but the real origins are stranger and more contested than the green signs suggest. The Dwight D.

Crews will start on improvements to two major interchanges along Interstate 41 in Appleton as work continues to expand the ...