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

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 ...

Nothing beats the spectacular show fall foliage puts on in the autumn, and you don’t have to travel states away to experience beautiful color. These 17 … ...

Most of us will be able to dig into our memories of science at school and remember that the green colour in plants’ leaves ...

Leaves often turn brilliant colors in autumn. One of those colors has generated a lot of heated debate among scientists in recent years.

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 ...

Fall foliage begins its journey south from Canada, reaching Missouri by mid-September. Peak color in Missouri is expected around mid to late October, showcasing vibrant hues from sassafras and sumac ...

While many see fallen leaves as a chore, they can actually be beneficial for the landscape. Here's how they can help.

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 ...