Every autumn we revel in the beauty of the fall colors. The mixture of red, purple, orange and yellow is the result of chemical processes that take place in the tree as the seasons change from summer ...

The physical signs of fall begin when the leaves change color and start to fall from the trees. This transformation is triggered by shorter daylight hours and cooler temperatures. The process of ...

Understanding the chemistry behind leaf color change can deepen your appreciation for this seasonal spectacle. Carotenoids are always present in the leaves, but their colors are usually hidden by ...

As foliage darkens in the fall, the pigments within the plant matter break down and transform National Treasure: Revealing the Stunning 2.33-Carat Winston Red Diamond 8 Mind-Boggling Facts About ...

I thought I saw more red foliage this fall. Is that related to climate change? Illustration by Karlotta Freier I thought I saw more red foliage this fall. Is that related to climate change?

It's the first day of autumn, and the telltale signs are here: crisp weather, pumpkin spice lattes and, most importantly, the leaves are changing colors. Ever wonder why some leaves turn red ...

Leaves change color every year during the fall season. According to Gardner, this can be narrowed down to two contributions: the loss of daylight and the temperature change. During the fall ...

Due to warmer temperatures, the leaves are changing colors a little behind schedule this year, which means you still have time to travel to the region for peak "leaf peeping" season. This footage ...