Why do some trees not lose their leaves in winter? And why do leaves sometimes not change color in fall? Get expert answers.

The red pigments in some fall leaves have proven to be a puzzle for researchers who debate why leaves bother to go red.

When it comes to fall foliage, not all years are created equal. Some years, like in 2024, the leaves turn brown quickly, condensing the season's typically vibrant glow into a very short-live moment.

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 ...