November 3, 1883 was a strange day in New York City. Time itself stopped for four minutes. The city experienced two noons. And all the trains in and out of the city started running on Standard Time. Learn more about the 'day of two noons,' the leap second and how astronomers tell time (it's not like the rest of us) on this episode of Footnote.

Featured music:

Pitman's Gramophone Keyboard Instruction

"Italian Summer" from The Free Music Archive

"Chinese Blues" by Moore and Gardener

"Burgundy Reel" by Father Sleep

"Favorite Secrets" by Waylon Thornton (http://waylonthornton.tumblr.com)

"Never Too Late (Chill Jazz Beat)" by Red Shirt Beats

"BaCk iN TiMe" by FK Beatmaker