Autumn heralds the arrival of cooler weather, shorter days and colorful scenes across the United States as trees start to prepare for the colder months ahead. The vibrant foliage can be credited to ...

ORLANDO, Fl. – As the days get shorter and the sun lowers in the sky, the intensity of sunlight decreases, signaling to trees that it’s time to prepare for winter. This triggers the leaves to stop ...

TOLEDO, Ohio — The fall season is quickly wrapping up and, as the winter chill inches closer, the life cycle of fall colors will end, leaving trees with only their branches left to stand. Throughout ...

When the air becomes crisp and the leaves start to turn, it only means one thing: Fall has arrived! Don't get us wrong, we love the bright green hues that grace the treetops throughout the spring and ...

The physical signs of fall begin when the leaves change color and start to fall from the trees. This transformation is triggered by shorter daylight hours and cooler temperatures. The process of ...

As the long, warm days of summer transition to a darker, cooler winter, leaves across much of the country put on a dazzling display of colors. And as it turns out, the oranges, reds, browns and ...

Fall is just around the corner, when leaves begin to change their colors. But have you ever wondered what causes them to transform? "Plants make their food using sunlight and something called ...