The U.S. has six official time zones: Eastern, Central, Mountain, Pacific, Alaska, and Hawaii-Aleutian, accommodating its vast geographical size. This system, introduced by railroads in the 1880s, ...

The body clock has a significant impact on the performance of NBA players. Data shows vastly better win ratio for home teams from the Western Time Zone Area (PDT) when playing an EDT team, compared to ...

How many time zones are there in the United States? The U.S. has four standard time zones, but nine in total between Alaska, Hawaii and other territories, according to the Bureau of Transportation ...

TALLAHASSEE — Most of the Panhandle would remain an hour behind the rest of the state under a revamped Senate proposal that would seek congressional approval to put Florida on year-round ...