Add Yahoo as a preferred source to see more of our stories on Google. It has gotten warmer, and sunsets started occurring an hour later after we started daylight saving time. But has spring started ...

The spring equinox, also called the vernal equinox, marks the official start of spring in the northern hemisphere. It occurs when the sun shines directly on the equator, resulting in nearly equal ...

WASHINGTON — It's far from clear if the weather is planning to cooperate, but spring arrives — technically, at least — Friday. The vernal equinox arrives on Friday, marking the start of the spring ...