What is the purpose of fall foliage color? As humans, most of us look at the world through rose-colored glasses — maybe as gardeners it’s green-colored glasses. And that shading sometimes leads us to ...

Add Yahoo as a preferred source to see more of our stories on Google. As temperatures drop and autumn sets in, Arizona’s landscapes transform into a stunning display of fall colors. While the state is ...

As the leaves change for fall, you may find yourself wondering why they do so. The Iowa Department of Natural Resources has insight as to why trees become so vibrant during cooler months, and when ...

It's that time of year again. Fall, when the leaves turn color and the Yankees turn into spectators. At least one of these is enjoyable. A lesson on the chemistry of colorful leaf pigments shows that, ...

Fall foliage displays are expected to vary in intensity across the United States. Unfavorable weather, including heavy rain, along with bugs and tree disease, are contributing to the forecast of dull ...

Scientists have long questioned whether the vibrant colors of fall foliage serve an evolutionary purpose. One theory suggests red pigments protect leaves from sun damage, allowing trees to absorb more ...