When Edison patented the light bulb in 1880, its exact value was hard ... We tend to think of Christmas-season traditions as ancient, but most of them are rather recent, born in the 19th century.

In this setup, if one bulb burns out in the strand, the current won't flow through the entire circuit, which means the entire string of Christmas lights will go out. Some of these could be ...

Wherever they came from, thousands turned out for the annual lighted Christmas parade through downtown Abilene, as well as the official Christmas tree lighting which preceded it at City Hall ...