As the Northern Hemisphere welcomes spring today, the Southern Hemisphere is marked with the first day of autumn.

You can tell spring has officially begun in the Northern Hemisphere just by looking at the stars. Here's how to easily spot ...

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

Thursday is the first day of spring, or the vernal equinox, in the Northern Hemisphere. During an equinox, the center of the ...

This year’s first day of spring in the Northern Hemisphere occurred at precisely at 4:01 a.m. according to NASA. The date and ...