I thought it was spring already? Maybe it seemed like it between the unseasonably warm winter temperatures and Punxsutawney Phil's prediction of an early spring. But on March 19, the astronomical ...

These graphics explain why Easter Sunday changes each year based on ancient interpretations of the solar and lunar cycles.

Warmer days and blossoming flowers are signs that spring is upon us. Spring officially begins on Friday, March 20 at precisely 10:46 a.m. ET, when the sun's rays fall directly on the equator, ...

If you have allergies, you know allergy seasons can be rough with the constant sneezing, watery eyes and stuffy sinuses. In the past few decades, scientists have found that seasonal allergens like ...