Though temperatures have already started to drop in some parts of the country, winter doesn't officially begin until mid-December. Here's what to know about the winter solstice, the astronomical start ...

Saturday is the winter solstice in the Northern Hemisphere. It's not only the shortest day of the year, but the official arrival of astronomical winter. "At 4:20 a.m. EST, the solstice marks the ...

The solstice is caused by the tilt of the Earth’s axis in relation to the sun. During the winter solstice in the Southern ...

The winter solstice is arriving soon. "The winter solstice is significant across various cultures, signaling the changing of the seasons," according to the Old Farmer's Almanac. After the winter ...

Although temperatures have been dropping for weeks, winter doesn’t officially begin until Saturday. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content.