Smithsonian Voices

From the Smithsonian Museums

There are scientific investigations into whether animals use the Sun and Moon, Earth’s magnetic field, or recognition of landmarks to repeat their long journeys. (chantalrutledge/iStock/Thinkstock)

Smithsonian Science Education Center

How Do Birds Navigate?

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.

Smithsonian Science Education Center

What is the Winter Solstice?