Leaves changing colors is one of the most iconic parts of autumn in the United States. But why do leaves change their color in the first place?

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 ...

I had written an article on leaves during a series on plants. I wrote about the green called chlorophyll. Green is the color of life, nature, health and prosperity. It is hope in the spring; the ...

Each fall, green leaves transform into the reds, yellows, and oranges of the season. But, why? Here's what to know.

We are well into fall, and many trees have shed their leaves. Some, though, have kept their foliage due to a warmer-than-usual November. Why do leaves fall and change color?

It’s that time of the year. The leaves are starting to change colors. This week the National Weather Service in Atlanta shared the satellite image above showing fall foliage changes in the Appalachian ...

As autumn arrives, the vibrant colors of fall foliage captivate many, but the science behind this natural spectacle is equally fascinating. Scientists have long studied the changes in trees and shrubs ...

Nature walks can be pleasant in fall when temperatures are cool, but the sight of red, orange and yellow leaves makes the outdoor experience unique in Kentucky. By the end of September, Bluegrass ...

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 ...