This article originally appeared on Arizona Republic: Why do leaves change color in the fall? Here's the science behind the ...

As the calendar turns to fall, the leaves that sprouted in the spring start changing colors from green to orange, purplish red, crimson, tan and orange. When will the leaves change in Delaware?

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 ...

Next to 'why is the sky blue' and 'where do babies come from,' 'why do leaves turn color in the fall' might be the most frequently asked ... "We have more than 100 species of native trees, most of ...

"There's something about the trees changing colors in the fall that just captivates people," he says. According to Joly, the essentials of how leaves change color have been known by scientists for ...

The calls started in August – people dialing in to the Minnesota Landscape Arboretum to find out when the fall colors would erupt before they planned their visits. But so many factors go ...

The Twin Cities southwest metro is now at peak fall color, according to the Minnesota Department of Natural Resources Fall Color Finder. One of the best parts of fall in Minnesota is spending time ...

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 ...

That air creates a difference in temperature that triggers the leaves to change color. 10:23 Further, tectonic movement created sheer cliffs, upon which maples tend to take root.

The county-by-county fall prediction map key ranges from “no change” to “past ... States are experiencing peak colors, making it prime time for leaf-peeping and for fall foliage tours ...

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 ...