For those of us who approach things by the Goldilocks Principle (not too little, not too much), spring equinox is practically ...

The vernal equinox arrives on Thursday, marking the start of the spring season for the Northern Hemisphere and the fall in ...

Ready for the first day of spring? What we know about the 2025 spring equinox, the autumnal equinox, summer and winter ...

The spring equinox has arrived in London, with the UK capital seeing the hottest day of the year so far. Under blue skies, ...

According to NASA, the first day of spring officially begins at 5:01 a.m. EST on March 20. The vernal equinox is an ...

The spring equinox will occur at 5:01 a.m. EDT on Thursday. Here's what to know about the start of the spring season.

Visitors heard UMass Astronomy Professor Stephen Schneider explain the seasonal positions of the sun and the moon ...

Chicagoans can get a glimpse of the sun perfectly aligning with Chicago's east-west streets during sunrise and sunset.

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

The vernal equinox marks the start of spring in the Northern Hemisphere — so does that mean this is the only day out of the ...