As the spring equinox approaches, northern lights hunters will scour the skies for breathtaking displays of color.

As we near the spring equinox, also known as the vernal equinox, on March 20, the Earth's magnetic field and solar wind align, creating an increased chance of seeing the colorful auroras in the ...

Understanding the difference between astronomical and meteorological spring can help explain why the seasons don’t always ...

When is the first day of spring, and what is the spring equinox? Here's the scoop, plus fun facts about spring. When is the ...

There may be more northern lights – or aurora borealis – sightings this spring. During the March and September equinoxes, the Earth's axis is parallel to the sun's. According to the Russell ...

Sure, we might know that it's called the spring equinox, but what does that really even mean? What is an equinox? What happens during an equinox? And who even decides which day is the first day of ...

Spring is shaping up to be a great time for skygazers with the opportunity to see aurora, meteor showers and both a lunar and ...

The vernal equinox heralds the arrival of spring in the northern hemisphere. But is it the only day you can balance an egg on its end? Freelance writer Amanda C. Kooser covers gadgets and tech ...