Smithsonian Science Education Center

Around December 21, the Northern Hemisphere tilts the farthest away from the Sun. This is called the northern winter solstice, and it is when we have the least amount of daylight of any time of the year.

What is the Winter Solstice?

December 20th, 2017, 10:26AM
Joseph Henry (Library of Congress, Prints & Photographs Division, LC-BH824-4499)

Joseph Henry: The Father of Weather Forecasting (And the First Smithsonian Secretary!)

December 11th, 2017, 3:48PM