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November 3, 2014 The effects of a time change can be significant and lasting for both hamsters and humans. Commentator Tania Lombrozo turns to an expert to learn more about circadian rhythms.
The U.S. moved back to Standard Time on Sunday. In this file photo, a man checks clocks at the Electric Time Company factory in Medfield, Mass.
Brian Snyder/Reuters /Landov
November 1, 2014 Get ready for some early sunsets. At 2 a.m. Sunday morning, U.S. clocks moved one hour backward, officially ending Daylight Saving Time.
December 30, 2011 The tiny island's shift from one side of the International Dateline to the other means people there jumped from Thursday to Saturday.
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