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

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

Did you know both the astronomical first day of spring and Easter Sunday are tied to the spring equinox? How they relate, what to know for spring 2025.

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

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

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

The difference between an equinox and a solstice is based on Earth’s tilt, affecting daylight length and the changing of ...

The Vernal Equinox happens Thursday, March 20. This signals the time when the Northern Hemisphere will begin seeing more daylight and warmer temperatures.

This story was updated to add new information. Spring has sprung, bringing warmer days and blooming flowers. Thursday is the first day of spring, or the vernal equinox, in the Northern Hemisphere.

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 ...

which is also what causes the seasons, the National Weather Service explains. When the Earth tilts toward the sun, the hemisphere closest to the sun gets more light hours during the day and vice ...