Tom Wartman is standing over a rectangle of blue flame and bending glass in his hands. "This fire is about 1,500 degrees," he says casually. He quickly and deftly moves the glass arc from the flame to ...

With their mesmerizing glow, neon signs once dotted the American roadside, beckoning travelers to stop and eat at the coolest diners across the U.S. Neon signs meant everything to hungry road warriors ...