As leaves die in the fall, color pigments form from sugars trapped in the leaves, producing the different red and yellows and oranges and purples. Bill Kreiger, professor of earth sciences and science ...

This is the time of year when Nicole Hughes gets constantly distracted by the fall foliage as she drives around North Carolina. "I'm always looking," says Hughes, a biologist at High Point University.

Autumn is a big time for trees. Many shed their leaves, and of course, before the leaves fall, they can turn brilliant colors. One of those colors has generated a lot of heated debate among scientists ...

Over the next two or three weeks, fall leaf color should be at its prime in Georgia’s mountains. Leaf watchers by the thousands will be hitting mountain highways, trails and overlooks for a peep at ...

Charles Rennie Mackintosh observed that, “Art is the flower, Life is the Green Leaf,” but I would very humbly add that after the green leaf dies, all those red, orange, and yellow leaves become nature ...

Walking outdoors in the fall, the splendidly colorful leaves adorning the trees are a delight to the eye. In Europe these autumn leaves are mostly yellow, while the United States and East Asia boast ...

Autumn is a time of incredible beauty, when the world becomes painted in the red, orange and yelllow palette of falling leaves. But there may be a deeper purpose to these colours, and the red ones in ...

Leaves often turn brilliant colors in autumn. One of those colors has generated a lot of heated debate among scientists in recent years. Autumn is a big time for trees. Many shed their leaves, and of ...