Equinoxes occur twice a year, in March and September, to mark the onset of spring and autumn. During an equinox, which in Latin translates to “equal night,” both day and night are equal.

The spring — or vernal — equinox can land on March 19, 20 or 21, depending on the year. This year it landed on Monday at 5:24 p.m. Eastern time.

The Spring Equinox marks the start of longer days and renewal, celebrated across cultures for balance, growth, and the natural rhythms of life.

But on March 19, the astronomical winter ends and spring begins. It's also known as the vernal equinox – when day and night are the about same length almost everywhere on Earth.

Experience the quiet elegance of nature’s transformations in this stunning 4K video, “Seasons and Silence.” From the vibrant ...

The spring equinox this year will arrive on Monday, March 20, 2023 at 5:24 p.m. EDT. It is at this exact moment that the sun will be directly above the equator, which is why the spring and autumn ...

After windy conditions on Wednesday, the first day of spring is forecast to be sunny with a high near 65. Here's what to know about the season's change.

Those are the months closest to the spring and autumn equinoxes -- the time of year when the sun crosses the equator and delivers almost equal amounts of daylight to the entire planet.

Petunias are a popular summer flower, but they can start to die off if they are not properly cared for. Luckily, there's a ...