Friday morning, March 20, marks the triumphant return of spring in the Northern Hemisphere. Spring is a glorious, warm season after the harsh cold of winter—filled with light and more sun-induced ...

Spring officially begins in the Northern Hemisphere on March 20 with the vernal equinox as the entire world experiences an equal amount of daylight and darkness. For ease of recordkeeping, ...

It's far from clear if the weather is planning to cooperate, but spring arrives — technically, at least — Friday. READ MORE: Severe storms blast eastern half of U.S. with snow and high winds, while ...

Easter is always celebrated on the first Sunday after the first full moon following the spring equinox.

The Air Zoo Aerospace & Science Center hosts themed activities from March 24 through April 9, including space missions, color ...

The Nature Index tracks primary research articles from 145 natural-science and health-science journals, chosen based on reputation by an independent group of researchers. The Nature Index provides ...

One such example is the Spring Triangle, formed each spring by the stars Arcturus, Spica and Regulus. This bright triangle ...

Once on the brink of disappearing from the eastern U.S., elk, bison, wolves, and other large mammals are making an unlikely comeback, explains environmental writer Moore. The Hidden Nations of Animals ...