The first day of spring is marked by the spring equinox, also known as the vernal equinox. The season also brings another ...

The first day of meteorological spring is March 1, while the astronomical first day of spring varies based on the vernal equinox. Astronomical seasons depend on the Earth's position relative to the ...

Here's when the real first day of spring will be, according to NASA, and what predictions show.

Whether the groundhogs saw their shadows or not, here's when the real first day of spring will be, according to NASA.

Meteorological spring starts on March 1 every year, while astronomical spring begins on the spring equinox, typically around March 20. The vernal equinox marks the first day of astronomical spring and ...

The robins are nesting near your bedroom window. Daffodils are fighting their way up through the dirt. Temperatures are beginning to move away from freezing. Yep, spring is coming quickly, or it might ...