An eerie new video from ESA's Solar Orbiter shows a towering 'cyclone' of plasma exhibiting behaviors never seen before on ...

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

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

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

Ready for the first day of spring? What we know about the 2025 spring equinox, the autumnal equinox, summer and winter ...

The Northern Hemisphere is welcoming Spring 2025 on March 20, also known as the vernal equinox. The jump into spring has come ...

"Equinox" translates to "equal night" but most places in the Northern Hemisphere will see more than 12 hours of daylight for ...

The Griffith Observatory was the perfect place to welcome spring. It’s an observatory, planetarium, and exhibition space that ...

The word equinox comes from two Latin words meaning equal and night. That’s because on the equinox, day and night last almost ...