Spring has officially sprung in North America, bringing with it the promise of warmer days. At precisely 5:01 a.m. ET on Thursday, March 20, the sun's rays fell directly on the equator, marking the ...
The first day of astronomical spring – or the vernal equinox – begins on March 20. The vernal equinox means day and night last about the same amount of time. Meteorological spring began on March 1.
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