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

Spring officially begins in the Northern Hemisphere on March 20 with the vernal equinox as the entire world experiences 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.

Is it the first day of spring? For everyone over winter and ready for a, hopefully, warmer season ahead, you’re in luck.

The word equinox comes from two Latin words meaning equal and night. That’s because on the equinox, day and night last almost ...

The spring equinox will occur at 2:01 a.m. on Thursday. Here's what to know about the start of the spring season in ...

As the Northern Hemisphere welcomes spring today ... compared to the extremes of winter and summer. This also results in quicker sunsets during equinox, as the sun sinks speedily below the ...

The country also recognizes a seven-day period around the equinox called Higan, during which people ... respectively. In the Northern Hemisphere, the summer solstice is when the North Pole tilts ...

One is the boreal summer (June to August) circumglobal teleconnection (CGT) discovered in 2005, an upper-tropospheric atmospheric circulation anomaly that occurs during the Northern Hemisphere summer.

The first day of summer will arrive with the summer solstice on Friday, June 20, 10:42 p.m. EDT in the Northern Hemisphere. During this time, the sun will tilt mostly toward the sun.