Camille from Henderson writes, “What's driving you crazy? What, if anything, is the minimum speed limit on a highway with a ...

After years of calling for lower speed limits on the interstate, the Tennessee Department ... the speed limit to 50 and 45 miles per hour. A map shows where those changes have been made.

In 1995, highway speed limits increased from a nation-wide 55 mph to 65, 70 or 75 mph, depending on the state, and most Americans were thrilled. The obvious benefit of the change was people could ...