Pumpkin spice season has arrived, football is back, mornings are getting cooler and leaves are beginning to change color across parts of the Northeast. Another sign that summer is winding down? The ...

Add Yahoo as a preferred source to see more of our stories on Google. It's time to set your watch because there's a change coming tonight. We're not talking about Daylight Saving Time ending. That ...

From cooler temps to fall foliage, there's plenty to be excited about for the start of fall — but what does the autumnal equinox actually mean?

WASHINGTON — Fall is officially here as the autumnal equinox marks the change of the season in the Northern Hemisphere. The fall equinox happens each September and marks the official astronomical ...

It's time to set your watch because there's a change coming tonight. We're not talking about Daylight Saving Time ending. That will be here soon enough. We're talking about the change in seasons. The ...