The Martian new year arrives with the Red Planet’s vernal equinox. Explaining why requires a deep dive into celestial ...

What is a solstice? Here's the short answer There are two equinoxes and two solstices each year. Equinoxes occur during the fall and spring and are called the autumnal and vernal equinoxes.

The seasons have their names for a reason; they describe the weather common for that time of year. Here's why the coldest ...

The first day of fall and the meteorological end of summer have already passed. There are two equinoxes and two solstices ...

Halloween marks the halfway point between the Autumnal Equinox and the Winter Solstice, making it a cross-quarter day.

There are two equinoxes and two solstices each year. Equinoxes occur during the fall and spring and are called the autumnal and vernal equinoxes. They mark the first official day of spring and ...

Here's when winter officially starts, when and what the winter solstice is, when we fall back and what to know about the ...

Reaching a height of 50 m (164 ft) in Yantai, eastern China, the Sun Tower, by OPEN Architecture, cuts a remarkable figure on ...

Winter is coming! Here's when it starts, when the winter solstice will arrive and what you should expect for winter weather in Iowa.

October 31 means it's Halloween! Wondering how the holiday got started and why we trick or treat for candy? Here's what to ...