And at the Mayan site Chichen Itza in Mexico, people gather during the equinox to watch the sun create a shadow pattern that resembles a serpent descending a building called El Castillo.

the sun follows a path across the celestial equator, Michelle Nichols, director of public observing at the Adler Planetarium, told the Sun-Times in 2019. The name “Chicagohenge” is a nod to ...

The vernal equinox arrives on Thursday, marking the start of the spring season for the Northern Hemisphere and the fall in the Southern Hemisphere. On the equator, the sun will be directly ...

So riddle me this, what happens twice a year? Some say you can balance an egg only on this day and was a big deal back in ...

Spring is here — officially, at least.The vernal equinox arrived on Thursday, marking the start of the spring season for the Northern Hemisphere and the fall in the Southern Hemisphere. On the equator ...