Spring officially begins in the Northern Hemisphere on March 20 with the vernal equinox as the entire world experiences an ...

In this first episode of In The Clouds, we take an in-depth look at the differences between astronomical seasons, the system ...

Spring is almost here — officially, at least. The vernal equinox arrives on Thursday, marking the start of the spring season ...

The vernal equinox arrives on Thursday, marking the start of the spring season for the Northern Hemisphere and the fall in ...

Earth's northern hemisphere warms up literally for the astronomical start to spring. Here's what to know about the season.

Is it the first day of spring? For everyone over winter and ready for a, hopefully, warmer season ahead, you’re in luck.

The first day of astronomical spring – or the vernal equinox – begins on March 20. The vernal equinox means day and night ...

Did you know both the astronomical first day of spring and Easter Sunday are tied to the spring equinox? How they relate, ...

There are two kinds of seasons: meteorological and astronomical. Astronomical spring is a week away. With warmer weather in ...

Wisconsin is finally beginning to defrost with higher temperatures -- for the most part. When does the spring season ...

The difference is because the astronomical seasons are based on the position of the Earth in relation to the sun, whereas the meteorological seasons are based on the annual temperature cycle and ...

Astronomical seasons depend on the Earth's position relative to the sun, while meteorological seasons are determined by annual temperature cycles. This year, Easter Sunday, which is also tied to ...