Spring brings a dramatic change to Washington’s sky this year. The bright planets that have kept us company over the long ...

As winter fades and the days grow longer, the Spring Equinox marks the official arrival of spring in the Northern Hemisphere.

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

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 ...

The Earth’s equator is aligned directly with the Sun on the vernal equinox. @NOAASatellitePA / X Astronomically, an equinox occurs when the sun is directly above the equator. The term combines ...

Every year between March 19 and 21, the Northern Hemisphere experiences a celestial event that has captivated humans for millennia: the Spring Equinox. This moment, when day and night are nearly ...

The first day of spring is Thursday. The spring equinox will occur at 5:01 a.m. EDT on Thursday. An equinox occurs when the Earth's equator aligns with the sun, resulting in a "nearly" equal ...

The vernal equinox, marking the first day of spring, occurs on Thursday, March 20, 2025, at 5:01 a.m. ET. An equinox happens when the sun's rays are directly over the equator, resulting in ...

Jazz great John Coltrane, by all accounts, was deeply spiritual. His piece “Equinox” reflects his belief in celestial rhythms ...

The Northern Hemisphere will mark the arrival of spring on March 20 with the vernal equinox, an astronomical event that occurs when the sun crosses the celestial equator, bringing nearly equal ...