The vernal, or spring, equinox marks the changing of seasons. For the Northern Hemisphere, winter recedes into spring, but in the Southern Hemisphere, it's reversed. Countries such as Australia, New ...

The spring equinox is the day when daytime and nighttime periods are equally long, each lasting 12 hours. After that day, nights will be shorter and shorter every day until the summer solstice in the ...

The first day of spring 2026 in the Northern Hemisphere arrives with the equinox on March 20. Here's when and why the seasons change ...

The "equinox effect" could produce spectacular displays.

Americans set their clocks forward one hour on Sunday, March 8, meaning more daylight. Here's how many days are left until ...

March 2026 could be a historic moment for stargazers and aurora enthusiasts alike. According to experts, this month might ...

The combination of the Spring equinox and the Sun's solar cycle starting towards its minimum means now is the last best time ...

The "equinox effect" doubles the chance of auroral activity in March and September, when the fall equinox takes place, scientists say.

The ancient Mexica welcomed spring with Tlacaxipehualiztli, an agricultural festival honoring the fertility god Xipe Tótec.

However, auroras are best seen on clear, dark nights, typically between 10 p.m. and 2 a.m. local time, when geomagnetic ...

The spring equinox will happen soon. There are two types of spring - astronomical spring, and meteorological spring. This winter has been cold, but not one of the coldest in Massachusetts history. If ...

According to WeatherNation online, "The start of spring shifts because Earth takes about 365.2422 days to orbit the Sun, not ...