On Saturday (November 2) at 2 AM the clocks will go back to 1 AM.

Hawaii, most of Arizona and a few other U.S. territories don't follow Daylight Savings Times.

Where did daylight savings come from?

They say to conserve energy during for farmers, but it may have even originated earlier than that:

Many consider Benjamin Franklin as the inventor of daylight saving time, though he only suggested that Parisians wake up earlier to enjoy more of the daylight, and to conserve candle wax. According to the University of Washington assistant professor of economics Hendrik Wolff, Germany during World War I was the first nation to implement daylight saving time. The practice spread to America during World War II", according to WSBY.