This is the time of year when Nicole Hughes gets constantly distracted by the fall foliage as she drives around North Carolina. "I'm always looking," says Hughes, a biologist at High Point University.

The start of autumn has felt a little different this year. The temperatures are warm. Very little rainfall. Lots of green leaves on the trees. It could be awhile before the rain and temperatures ...

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 ...

Fall has arrived. This season is the time of year when tree leaves change colors, offering a collection of vibrant autumn hues. The change from green leaf colors is driven primarily by the shrinking ...

Leaves often turn brilliant colors in autumn. One of those colors has generated a lot of heated debate among scientists in recent years. Autumn is a big time for trees. Many shed their leaves, and of ...

With September finally here, the yellow, orange and red hues of fall foliage will soon make an appearance, signalling the coming of the autumn and trees preserving their energy each year. Fall foliage ...