The winter solstice, as the name implies, marks the beginning of winter and the point of the year when the sun reaches its ...

Did you know that the winter solstice has been observed by humans for over 5,000 years From ancient stone circles to ...

Spring, summer, fall and winter each has three ways to define them. Astronomical seasons have traditionally been popular, with the equinoxes and solstices kicking off a new season. However, ...

December's winter solstice marks the shortest day of the year. Here's the science behind Earth's tilt, fading daylight, and ...

If you're wondering, "When is the winter solstice?" don't worry—we've got your answer. Here's when it is in 2025, plus other key solstice facts to know.

For many people in the US, winter arrived early. Blisteringly cold temperatures have colored the landscape white or gray, ...

While F.L. Calkins is correct that a day contains 24 hours, this is the second definition of the word “day” found in Webster’s Dictionary. The first is “the period of light between sunrise and sunset.

Shortening days and falling temperatures are heralding the arrival of winter across the Northern Hemisphere. This year, the northern winter solstice falls on December 21 at 11:19 p.m. ET (04:19 UT).

Four seasons, three ways to define them. The spring, summer, fall and winter you see on most calendars start around the 20th of March, June, September and December, respectively. They’re called ...