"What time is it?" used to be a surprisingly tricky question to answer in North America. Before Nov. 18, 1883, every city and ...

With fall in full swing and the holidays approaching, another familiar change is on the way — the end of daylight saving time. On Sunday clocks turn back an hour at 2 a.m., giving residents some extra ...

Time zones can get surprisingly complicated—some countries stretch across just one, while others juggle several at once. From sprawling continents to tiny islands scattered across oceans, a few ...