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 ...

If you want to know where the best leaf peeping will be this year, climate science and weather can provide the answer ...

Cooler temperatures and a late season drought caused some trees to lose their leaves early, while also affecting the quality of fall colors.

SEATTLE, Wash. — 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 ...

When cooler weather arrives, one of the first things people tend to notice is the changing color of the leaves on trees, enjoying the breathtaking fall foliage. As the leaves change and drop to go ...

Autumn is known for its stunning display of orange and red hues, and this year the leaves could be more vibrant than ever. Sunnier summers have led to trees producing more sugar in their leaves, which ...

Colorado State Forest Service entomologist Dan West says the first reports of yellowing aspen leaves started in mid-August. By late last week, as sightings of possible fall foliage continued across ...

Bands of yellow and orange aspen trees ripple across the slopes, flickering against the dark green of conifer forests. The display is dazzling, but leaves don’t change color just for decoration. The ...