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

Chlorophyll breaks down, revealing the yellow pigment that was there all along. But red? Red is a different story altogether.

Although the chemistry of autumn colours is well understood, there is an ongoing debate among scientists about why trees evolved their vivid autumn colours in the first place.

What species a tree belongs to is not the only factor behind the color its leave turn in the fall. How much sun and water it gets also play a part.

“genetic research suggests that trees only began producing the pigments responsible for the autumn colors comparatively late ...

From vibrant red maples to golden Norway maples, some local trees are still displaying their seasonal transformation as ...

Texas fall foliage arrives late in the season, often extending the prime viewing time well into November, later than most of ...

This animated map shows fall leaf color projections. Red indicates peak color. It’s officially fall in the Northern Hemisphere, which means bright, beautiful foliage isn’t far behind. Parts of the U.S ...

With a 60-degree start to the second week of October, the leaves on trees should start to turn red as October progresses.

Leaves around the country are falling as normal for the season, but some colors are muted following a prolonged dry season.