Before the U.S. adopted standardized time zones, cities set their clocks based on the sun, leading to widespread inconsistencies, especially for railroads, according to the Bureau of ...

It takes 24 hours for the Earth to rotate once on its axis. We split the globe into time zones using imaginary lines called meridians. They run from the North Pole to the South Pole, crossing ...

Realignment has shaken things up for college programs everywhere, yet it has been particularly grueling in the ACC and Big Ten as power-conference leagues spanning the four contiguous U.S. time zones ...